287994564

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1301}}^1$

素因数の和:1378

約数の個数: 144

約数和(自身を含む): 875818944

約数和(自身を除く): 587824380

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 22, 26, 33, 36, 39, 43, 44, 52, 66, 78, 86, 99, 117, 129, 132, 143, 156, 172, 198, 234, 258, 286, 387, 396, 429, 468, 473, 516, 559, 572, 774, 858, 946, 1118, 1287, 1301, 1419, 1548, 1677, 1716, 1892, 2236, 2574, 2602, 2838, 3354, 3903, 4257, 5031, 5148, 5204, 5676, 6149, 6708, 7806, 8514, 10062, 11709, 12298, 14311, 15612, 16913, 17028, 18447, 20124, 23418, 24596, 28622, 33826, 36894, 42933, 46836, 50739, 55341, 55943, 57244, 67652, 73788, 85866, 101478, 110682, 111886, 128799, 152217, 167829, 171732, 186043, 202956, 221364, 223772, 257598, 304434, 335658, 372086, 503487, 515196, 558129, 608868, 615373, 671316, 727259, 744172, 1006974, 1116258, 1230746, 1454518, 1674387, 1846119, 2013948, 2181777, 2232516, 2461492, 2909036, 3348774, 3692238, 4363554, 5538357, 6545331, 6697548, 7384476, 7999849, 8727108, 11076714, 13090662, 15999698, 22153428, 23999547, 26181324, 31999396, 47999094, 71998641, 95998188, 143997282, 287994564]

約数ペア:

[(1, 287994564), (2, 143997282), (3, 95998188), (4, 71998641), (6, 47999094), (9, 31999396), (11, 26181324), (12, 23999547), (13, 22153428), (18, 15999698), (22, 13090662), (26, 11076714), (33, 8727108), (36, 7999849), (39, 7384476), (43, 6697548), (44, 6545331), (52, 5538357), (66, 4363554), (78, 3692238), (86, 3348774), (99, 2909036), (117, 2461492), (129, 2232516), (132, 2181777), (143, 2013948), (156, 1846119), (172, 1674387), (198, 1454518), (234, 1230746), (258, 1116258), (286, 1006974), (387, 744172), (396, 727259), (429, 671316), (468, 615373), (473, 608868), (516, 558129), (559, 515196), (572, 503487), (774, 372086), (858, 335658), (946, 304434), (1118, 257598), (1287, 223772), (1301, 221364), (1419, 202956), (1548, 186043), (1677, 171732), (1716, 167829), (1892, 152217), (2236, 128799), (2574, 111886), (2602, 110682), (2838, 101478), (3354, 85866), (3903, 73788), (4257, 67652), (5031, 57244), (5148, 55943), (5204, 55341), (5676, 50739), (6149, 46836), (6708, 42933), (7806, 36894), (8514, 33826), (10062, 28622), (11709, 24596), (12298, 23418), (14311, 20124), (15612, 18447), (16913, 17028)]