388538468

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{139361}}^1$

素因数の和:139423

約数の個数: 24

約数和(自身を含む): 737503704

約数和(自身を除く): 348965236

約数列:

[1, 2, 4, 17, 34, 41, 68, 82, 164, 697, 1394, 2788, 139361, 278722, 557444, 2369137, 4738274, 5713801, 9476548, 11427602, 22855204, 97134617, 194269234, 388538468]

約数ペア:

[(1, 388538468), (2, 194269234), (4, 97134617), (17, 22855204), (34, 11427602), (41, 9476548), (68, 5713801), (82, 4738274), (164, 2369137), (697, 557444), (1394, 278722), (2788, 139361)]