201905431

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{13781}}^1$

素因数の和:13831

約数の個数: 24

約数和(自身を含む): 263952864

約数和(自身を除く): 62047433

約数列:

[1, 7, 13, 23, 49, 91, 161, 299, 637, 1127, 2093, 13781, 14651, 96467, 179153, 316963, 675269, 1254071, 2218741, 4120519, 8778497, 15531187, 28843633, 201905431]

約数ペア:

[(1, 201905431), (7, 28843633), (13, 15531187), (23, 8778497), (49, 4120519), (91, 2218741), (161, 1254071), (299, 675269), (637, 316963), (1127, 179153), (2093, 96467), (13781, 14651)]