42788277

素因数分解:

$3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:223

約数の個数: 64

約数和(自身を含む): 76595200

約数和(自身を除く): 33806923

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 67, 93, 109, 189, 201, 217, 279, 327, 469, 603, 651, 763, 837, 981, 1407, 1809, 1953, 2077, 2289, 2943, 3379, 4221, 5859, 6231, 6867, 7303, 10137, 12663, 14539, 18693, 20601, 21909, 23653, 30411, 43617, 51121, 56079, 65727, 70959, 91233, 130851, 153363, 197181, 212877, 226393, 392553, 460089, 638631, 679179, 1380267, 1584751, 2037537, 4754253, 6112611, 14262759, 42788277]

約数ペア:

[(1, 42788277), (3, 14262759), (7, 6112611), (9, 4754253), (21, 2037537), (27, 1584751), (31, 1380267), (63, 679179), (67, 638631), (93, 460089), (109, 392553), (189, 226393), (201, 212877), (217, 197181), (279, 153363), (327, 130851), (469, 91233), (603, 70959), (651, 65727), (763, 56079), (837, 51121), (981, 43617), (1407, 30411), (1809, 23653), (1953, 21909), (2077, 20601), (2289, 18693), (2943, 14539), (3379, 12663), (4221, 10137), (5859, 7303), (6231, 6867)]