213211030

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{317}}^1\times {\mathrm{653}}^1$

素因数の和:1080

約数の個数: 32

約数和(自身を含む): 389323584

約数和(自身を除く): 176112554

約数列:

[1, 2, 5, 10, 103, 206, 317, 515, 634, 653, 1030, 1306, 1585, 3170, 3265, 6530, 32651, 65302, 67259, 134518, 163255, 207001, 326510, 336295, 414002, 672590, 1035005, 2070010, 21321103, 42642206, 106605515, 213211030]

約数ペア:

[(1, 213211030), (2, 106605515), (5, 42642206), (10, 21321103), (103, 2070010), (206, 1035005), (317, 672590), (515, 414002), (634, 336295), (653, 326510), (1030, 207001), (1306, 163255), (1585, 134518), (3170, 67259), (3265, 65302), (6530, 32651)]