1297725406

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{359}}^1\times {\mathrm{13003}}^1$

素因数の和:13503

約数の個数: 16

約数和(自身を含む): 1966204800

約数和(自身を除く): 668479394

約数列:

[1, 2, 139, 278, 359, 718, 13003, 26006, 49901, 99802, 1807417, 3614834, 4668077, 9336154, 648862703, 1297725406]

約数ペア:

[(1, 1297725406), (2, 648862703), (139, 9336154), (278, 4668077), (359, 3614834), (718, 1807417), (13003, 99802), (26006, 49901)]