205981542

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{2081}}^1$

素因数の和:2155

約数の個数: 80

約数和(自身を含む): 507874752

約数和(自身を除く): 301893210

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 47, 54, 78, 81, 94, 117, 141, 162, 234, 282, 351, 423, 611, 702, 846, 1053, 1222, 1269, 1833, 2081, 2106, 2538, 3666, 3807, 4162, 5499, 6243, 7614, 10998, 12486, 16497, 18729, 27053, 32994, 37458, 49491, 54106, 56187, 81159, 97807, 98982, 112374, 162318, 168561, 195614, 243477, 293421, 337122, 486954, 586842, 730431, 880263, 1271491, 1460862, 1760526, 2191293, 2542982, 2640789, 3814473, 4382586, 5281578, 7628946, 7922367, 11443419, 15844734, 22886838, 34330257, 68660514, 102990771, 205981542]

約数ペア:

[(1, 205981542), (2, 102990771), (3, 68660514), (6, 34330257), (9, 22886838), (13, 15844734), (18, 11443419), (26, 7922367), (27, 7628946), (39, 5281578), (47, 4382586), (54, 3814473), (78, 2640789), (81, 2542982), (94, 2191293), (117, 1760526), (141, 1460862), (162, 1271491), (234, 880263), (282, 730431), (351, 586842), (423, 486954), (611, 337122), (702, 293421), (846, 243477), (1053, 195614), (1222, 168561), (1269, 162318), (1833, 112374), (2081, 98982), (2106, 97807), (2538, 81159), (3666, 56187), (3807, 54106), (4162, 49491), (5499, 37458), (6243, 32994), (7614, 27053), (10998, 18729), (12486, 16497)]