628700511

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{71257}}^1$

素因数の和:71450

約数の個数: 16

約数和(自身を含む): 892720224

約数和(自身を除く): 264019713

約数列:

[1, 3, 17, 51, 173, 519, 2941, 8823, 71257, 213771, 1211369, 3634107, 12327461, 36982383, 209566837, 628700511]

約数ペア:

[(1, 628700511), (3, 209566837), (17, 36982383), (51, 12327461), (173, 3634107), (519, 1211369), (2941, 213771), (8823, 71257)]