31838401

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1\times {\mathrm{431}}^1$

素因数の和:672

約数の個数: 16

約数和(自身を含む): 37283328

約数和(自身を除く): 5444927

約数列:

[1, 7, 61, 173, 427, 431, 1211, 3017, 10553, 26291, 73871, 74563, 184037, 521941, 4548343, 31838401]

約数ペア:

[(1, 31838401), (7, 4548343), (61, 521941), (173, 184037), (427, 74563), (431, 73871), (1211, 26291), (3017, 10553)]