28491424

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{68489}}^1$

素因数の和:68512

約数の個数: 24

約数和(自身を含む): 60408180

約数和(自身を除く): 31916756

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 68489, 136978, 273956, 547912, 890357, 1095824, 1780714, 2191648, 3561428, 7122856, 14245712, 28491424]

約数ペア:

[(1, 28491424), (2, 14245712), (4, 7122856), (8, 3561428), (13, 2191648), (16, 1780714), (26, 1095824), (32, 890357), (52, 547912), (104, 273956), (208, 136978), (416, 68489)]