217513634

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{440311}}^1$

素因数の和:440345

約数の個数: 16

約数和(自身を含む): 369862080

約数和(自身を除く): 152348446

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 440311, 880622, 5724043, 8365909, 11448086, 16731818, 108756817, 217513634]

約数ペア:

[(1, 217513634), (2, 108756817), (13, 16731818), (19, 11448086), (26, 8365909), (38, 5724043), (247, 880622), (494, 440311)]