28488928

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{68483}}^1$

素因数の和:68506

約数の個数: 24

約数和(自身を含む): 60402888

約数和(自身を除く): 31913960

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 68483, 136966, 273932, 547864, 890279, 1095728, 1780558, 2191456, 3561116, 7122232, 14244464, 28488928]

約数ペア:

[(1, 28488928), (2, 14244464), (4, 7122232), (8, 3561116), (13, 2191456), (16, 1780558), (26, 1095728), (32, 890279), (52, 547864), (104, 273932), (208, 136966), (416, 68483)]