127472

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:296

約数の個数: 20

約数和(自身を含む): 255936

約数和(自身を除く): 128464

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 257, 496, 514, 1028, 2056, 4112, 7967, 15934, 31868, 63736, 127472]

約数ペア:

[(1, 127472), (2, 63736), (4, 31868), (8, 15934), (16, 7967), (31, 4112), (62, 2056), (124, 1028), (248, 514), (257, 496)]