42641586

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1$

素因数の和:205

約数の個数: 128

約数和(自身を含む): 112896000

約数和(自身を除く): 70254414

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 23, 26, 27, 38, 39, 46, 54, 57, 69, 78, 114, 117, 138, 139, 171, 207, 234, 247, 278, 299, 342, 351, 414, 417, 437, 494, 513, 598, 621, 702, 741, 834, 874, 897, 1026, 1242, 1251, 1311, 1482, 1794, 1807, 2223, 2502, 2622, 2641, 2691, 3197, 3614, 3753, 3933, 4446, 5282, 5382, 5421, 5681, 6394, 6669, 7506, 7866, 7923, 8073, 9591, 10842, 11362, 11799, 13338, 15846, 16146, 16263, 17043, 19182, 23598, 23769, 28773, 32526, 34086, 34333, 41561, 47538, 48789, 51129, 57546, 60743, 68666, 71307, 83122, 86319, 97578, 102258, 102999, 121486, 124683, 142614, 153387, 172638, 182229, 205998, 249366, 306774, 308997, 364458, 374049, 546687, 617994, 748098, 789659, 926991, 1093374, 1122147, 1579318, 1640061, 1853982, 2244294, 2368977, 3280122, 4737954, 7106931, 14213862, 21320793, 42641586]

約数ペア:

[(1, 42641586), (2, 21320793), (3, 14213862), (6, 7106931), (9, 4737954), (13, 3280122), (18, 2368977), (19, 2244294), (23, 1853982), (26, 1640061), (27, 1579318), (38, 1122147), (39, 1093374), (46, 926991), (54, 789659), (57, 748098), (69, 617994), (78, 546687), (114, 374049), (117, 364458), (138, 308997), (139, 306774), (171, 249366), (207, 205998), (234, 182229), (247, 172638), (278, 153387), (299, 142614), (342, 124683), (351, 121486), (414, 102999), (417, 102258), (437, 97578), (494, 86319), (513, 83122), (598, 71307), (621, 68666), (702, 60743), (741, 57546), (834, 51129), (874, 48789), (897, 47538), (1026, 41561), (1242, 34333), (1251, 34086), (1311, 32526), (1482, 28773), (1794, 23769), (1807, 23598), (2223, 19182), (2502, 17043), (2622, 16263), (2641, 16146), (2691, 15846), (3197, 13338), (3614, 11799), (3753, 11362), (3933, 10842), (4446, 9591), (5282, 8073), (5382, 7923), (5421, 7866), (5681, 7506), (6394, 6669)]