180135998

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{6329}}^1$

素因数の和:6464

約数の個数: 32

約数和(自身を含む): 328147200

約数和(自身を除く): 148011202

約数列:

[1, 2, 7, 14, 19, 38, 107, 133, 214, 266, 749, 1498, 2033, 4066, 6329, 12658, 14231, 28462, 44303, 88606, 120251, 240502, 677203, 841757, 1354406, 1683514, 4740421, 9480842, 12866857, 25733714, 90067999, 180135998]

約数ペア:

[(1, 180135998), (2, 90067999), (7, 25733714), (14, 12866857), (19, 9480842), (38, 4740421), (107, 1683514), (133, 1354406), (214, 841757), (266, 677203), (749, 240502), (1498, 120251), (2033, 88606), (4066, 44303), (6329, 28462), (12658, 14231)]