1257310258

素因数分解:

$2^1\times {\mathrm{151}}^1\times {\mathrm{199}}^1\times {\mathrm{20921}}^1$

素因数の和:21273

約数の個数: 16

約数和(自身を含む): 1908086400

約数和(自身を除く): 650776142

約数列:

[1, 2, 151, 199, 302, 398, 20921, 30049, 41842, 60098, 3159071, 4163279, 6318142, 8326558, 628655129, 1257310258]

約数ペア:

[(1, 1257310258), (2, 628655129), (151, 8326558), (199, 6318142), (302, 4163279), (398, 3159071), (20921, 60098), (30049, 41842)]