212262915

素因数分解:

$3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{137387}}^1$

素因数の和:137498

約数の個数: 16

約数和(自身を含む): 342920448

約数和(自身を除く): 130657533

約数列:

[1, 3, 5, 15, 103, 309, 515, 1545, 137387, 412161, 686935, 2060805, 14150861, 42452583, 70754305, 212262915]

約数ペア:

[(1, 212262915), (3, 70754305), (5, 42452583), (15, 14150861), (103, 2060805), (309, 686935), (515, 412161), (1545, 137387)]