211589690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{125201}}^1$

素因数の和:125234

約数の個数: 24

約数和(自身を含む): 412415388

約数和(自身を除く): 200825698

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 125201, 250402, 626005, 1252010, 1627613, 3255226, 8138065, 16276130, 21158969, 42317938, 105794845, 211589690]

約数ペア:

[(1, 211589690), (2, 105794845), (5, 42317938), (10, 21158969), (13, 16276130), (26, 8138065), (65, 3255226), (130, 1627613), (169, 1252010), (338, 626005), (845, 250402), (1690, 125201)]