81228693

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{1277}}^1$

素因数の和:1533

約数の個数: 32

約数和(自身を含む): 133975296

約数和(自身を除く): 52746603

約数列:

[1, 3, 7, 13, 21, 39, 91, 233, 273, 699, 1277, 1631, 3029, 3831, 4893, 8939, 9087, 16601, 21203, 26817, 49803, 63609, 116207, 297541, 348621, 892623, 2082787, 3868033, 6248361, 11604099, 27076231, 81228693]

約数ペア:

[(1, 81228693), (3, 27076231), (7, 11604099), (13, 6248361), (21, 3868033), (39, 2082787), (91, 892623), (233, 348621), (273, 297541), (699, 116207), (1277, 63609), (1631, 49803), (3029, 26817), (3831, 21203), (4893, 16601), (8939, 9087)]