28957928

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{163}}^1\times {\mathrm{419}}^1$

素因数の和:641

約数の個数: 32

約数和(自身を含む): 55792800

約数和(自身を除く): 26834872

約数列:

[1, 2, 4, 8, 53, 106, 163, 212, 326, 419, 424, 652, 838, 1304, 1676, 3352, 8639, 17278, 22207, 34556, 44414, 68297, 69112, 88828, 136594, 177656, 273188, 546376, 3619741, 7239482, 14478964, 28957928]

約数ペア:

[(1, 28957928), (2, 14478964), (4, 7239482), (8, 3619741), (53, 546376), (106, 273188), (163, 177656), (212, 136594), (326, 88828), (419, 69112), (424, 68297), (652, 44414), (838, 34556), (1304, 22207), (1676, 17278), (3352, 8639)]