140608

素因数分解:

$2^6\times {\mathrm{13}}^3$

素因数の和:51

約数の個数: 28

約数和(自身を含む): 302260

約数和(自身を除く): 161652

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 169, 208, 338, 416, 676, 832, 1352, 2197, 2704, 4394, 5408, 8788, 10816, 17576, 35152, 70304, 140608]

約数ペア:

[(1, 140608), (2, 70304), (4, 35152), (8, 17576), (13, 10816), (16, 8788), (26, 5408), (32, 4394), (52, 2704), (64, 2197), (104, 1352), (169, 832), (208, 676), (338, 416)]