1587222

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:67

約数の個数: 128

約数和(自身を含む): 4838400

約数和(自身を除く): 3251178

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 17, 18, 19, 21, 26, 27, 34, 38, 39, 42, 51, 54, 57, 63, 78, 91, 102, 114, 117, 119, 126, 133, 153, 171, 182, 189, 221, 234, 238, 247, 266, 273, 306, 323, 342, 351, 357, 378, 399, 442, 459, 494, 513, 546, 646, 663, 702, 714, 741, 798, 819, 918, 969, 1026, 1071, 1197, 1326, 1482, 1547, 1638, 1729, 1938, 1989, 2142, 2223, 2261, 2394, 2457, 2907, 3094, 3213, 3458, 3591, 3978, 4199, 4446, 4522, 4641, 4914, 5187, 5814, 5967, 6426, 6669, 6783, 7182, 8398, 8721, 9282, 10374, 11934, 12597, 13338, 13566, 13923, 15561, 17442, 20349, 25194, 27846, 29393, 31122, 37791, 40698, 41769, 46683, 58786, 61047, 75582, 83538, 88179, 93366, 113373, 122094, 176358, 226746, 264537, 529074, 793611, 1587222]

約数ペア:

[(1, 1587222), (2, 793611), (3, 529074), (6, 264537), (7, 226746), (9, 176358), (13, 122094), (14, 113373), (17, 93366), (18, 88179), (19, 83538), (21, 75582), (26, 61047), (27, 58786), (34, 46683), (38, 41769), (39, 40698), (42, 37791), (51, 31122), (54, 29393), (57, 27846), (63, 25194), (78, 20349), (91, 17442), (102, 15561), (114, 13923), (117, 13566), (119, 13338), (126, 12597), (133, 11934), (153, 10374), (171, 9282), (182, 8721), (189, 8398), (221, 7182), (234, 6783), (238, 6669), (247, 6426), (266, 5967), (273, 5814), (306, 5187), (323, 4914), (342, 4641), (351, 4522), (357, 4446), (378, 4199), (399, 3978), (442, 3591), (459, 3458), (494, 3213), (513, 3094), (546, 2907), (646, 2457), (663, 2394), (702, 2261), (714, 2223), (741, 2142), (798, 1989), (819, 1938), (918, 1729), (969, 1638), (1026, 1547), (1071, 1482), (1197, 1326)]