81173378

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{9787}}^1$

素因数の和:9842

約数の個数: 32

約数和(自身を含む): 147994560

約数和(自身を除く): 66821182

約数列:

[1, 2, 11, 13, 22, 26, 29, 58, 143, 286, 319, 377, 638, 754, 4147, 8294, 9787, 19574, 107657, 127231, 215314, 254462, 283823, 567646, 1399541, 2799082, 3122053, 3689699, 6244106, 7379398, 40586689, 81173378]

約数ペア:

[(1, 81173378), (2, 40586689), (11, 7379398), (13, 6244106), (22, 3689699), (26, 3122053), (29, 2799082), (58, 1399541), (143, 567646), (286, 283823), (319, 254462), (377, 215314), (638, 127231), (754, 107657), (4147, 19574), (8294, 9787)]