28274530

素因数分解:

$2^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{283}}^1$

素因数の和:490

約数の個数: 32

約数和(自身を含む): 52101504

約数和(自身を除く): 23826974

約数列:

[1, 2, 5, 10, 97, 103, 194, 206, 283, 485, 515, 566, 970, 1030, 1415, 2830, 9991, 19982, 27451, 29149, 49955, 54902, 58298, 99910, 137255, 145745, 274510, 291490, 2827453, 5654906, 14137265, 28274530]

約数ペア:

[(1, 28274530), (2, 14137265), (5, 5654906), (10, 2827453), (97, 291490), (103, 274510), (194, 145745), (206, 137255), (283, 99910), (485, 58298), (515, 54902), (566, 49955), (970, 29149), (1030, 27451), (1415, 19982), (2830, 9991)]