400788

素因数分解:

$2^2\times 3^4\times {\mathrm{1237}}^1$

素因数の和:1253

約数の個数: 30

約数和(自身を含む): 1048586

約数和(自身を除く): 647798

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 1237, 2474, 3711, 4948, 7422, 11133, 14844, 22266, 33399, 44532, 66798, 100197, 133596, 200394, 400788]

約数ペア:

[(1, 400788), (2, 200394), (3, 133596), (4, 100197), (6, 66798), (9, 44532), (12, 33399), (18, 22266), (27, 14844), (36, 11133), (54, 7422), (81, 4948), (108, 3711), (162, 2474), (324, 1237)]