251013618

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{211}}^1$

素因数の和:344

約数の個数: 96

約数和(自身を含む): 589343040

約数和(自身を除く): 338329422

約数列:

[1, 2, 3, 6, 9, 18, 29, 43, 53, 58, 86, 87, 106, 129, 159, 174, 211, 258, 261, 318, 387, 422, 477, 522, 633, 774, 954, 1247, 1266, 1537, 1899, 2279, 2494, 3074, 3741, 3798, 4558, 4611, 6119, 6837, 7482, 9073, 9222, 11183, 11223, 12238, 13674, 13833, 18146, 18357, 20511, 22366, 22446, 27219, 27666, 33549, 36714, 41022, 54438, 55071, 66091, 67098, 81657, 100647, 110142, 132182, 163314, 198273, 201294, 263117, 324307, 396546, 480869, 526234, 594819, 648614, 789351, 961738, 972921, 1189638, 1442607, 1578702, 1945842, 2368053, 2885214, 2918763, 4327821, 4736106, 5837526, 8655642, 13945201, 27890402, 41835603, 83671206, 125506809, 251013618]

約数ペア:

[(1, 251013618), (2, 125506809), (3, 83671206), (6, 41835603), (9, 27890402), (18, 13945201), (29, 8655642), (43, 5837526), (53, 4736106), (58, 4327821), (86, 2918763), (87, 2885214), (106, 2368053), (129, 1945842), (159, 1578702), (174, 1442607), (211, 1189638), (258, 972921), (261, 961738), (318, 789351), (387, 648614), (422, 594819), (477, 526234), (522, 480869), (633, 396546), (774, 324307), (954, 263117), (1247, 201294), (1266, 198273), (1537, 163314), (1899, 132182), (2279, 110142), (2494, 100647), (3074, 81657), (3741, 67098), (3798, 66091), (4558, 55071), (4611, 54438), (6119, 41022), (6837, 36714), (7482, 33549), (9073, 27666), (9222, 27219), (11183, 22446), (11223, 22366), (12238, 20511), (13674, 18357), (13833, 18146)]