161781316

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{64301}}^1$

素因数の和:64359

約数の個数: 24

約数和(自身を含む): 307877976

約数和(自身を除く): 146096660

約数列:

[1, 2, 4, 17, 34, 37, 68, 74, 148, 629, 1258, 2516, 64301, 128602, 257204, 1093117, 2186234, 2379137, 4372468, 4758274, 9516548, 40445329, 80890658, 161781316]

約数ペア:

[(1, 161781316), (2, 80890658), (4, 40445329), (17, 9516548), (34, 4758274), (37, 4372468), (68, 2379137), (74, 2186234), (148, 1093117), (629, 257204), (1258, 128602), (2516, 64301)]