129848336

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{261791}}^1$

素因数の和:261830

約数の個数: 20

約数和(自身を含む): 259697664

約数和(自身を除く): 129849328

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 261791, 523582, 1047164, 2094328, 4188656, 8115521, 16231042, 32462084, 64924168, 129848336]

約数ペア:

[(1, 129848336), (2, 64924168), (4, 32462084), (8, 16231042), (16, 8115521), (31, 4188656), (62, 2094328), (124, 1047164), (248, 523582), (496, 261791)]