31498128

素因数分解:

$2^4\times 3^2\times {\mathrm{218737}}^1$

素因数の和:218751

約数の個数: 30

約数和(自身を含む): 88151414

約数和(自身を除く): 56653286

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 218737, 437474, 656211, 874948, 1312422, 1749896, 1968633, 2624844, 3499792, 3937266, 5249688, 7874532, 10499376, 15749064, 31498128]

約数ペア:

[(1, 31498128), (2, 15749064), (3, 10499376), (4, 7874532), (6, 5249688), (8, 3937266), (9, 3499792), (12, 2624844), (16, 1968633), (18, 1749896), (24, 1312422), (36, 874948), (48, 656211), (72, 437474), (144, 218737)]