644934602

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{4909}}^1$

素因数の和:5118

約数の個数: 32

約数和(自身を含む): 1082242560

約数和(自身を除く): 437307958

約数列:

[1, 2, 13, 26, 31, 62, 163, 326, 403, 806, 2119, 4238, 4909, 5053, 9818, 10106, 63817, 65689, 127634, 131378, 152179, 304358, 800167, 1600334, 1978327, 3956654, 10402171, 20804342, 24805177, 49610354, 322467301, 644934602]

約数ペア:

[(1, 644934602), (2, 322467301), (13, 49610354), (26, 24805177), (31, 20804342), (62, 10402171), (163, 3956654), (326, 1978327), (403, 1600334), (806, 800167), (2119, 304358), (4238, 152179), (4909, 131378), (5053, 127634), (9818, 65689), (10106, 63817)]