280978538

素因数分解:

$2^1\times {\mathrm{149}}^1\times {\mathrm{887}}^1\times {\mathrm{1063}}^1$

素因数の和:2101

約数の個数: 16

約数和(自身を含む): 425174400

約数和(自身を除く): 144195862

約数列:

[1, 2, 149, 298, 887, 1063, 1774, 2126, 132163, 158387, 264326, 316774, 942881, 1885762, 140489269, 280978538]

約数ペア:

[(1, 280978538), (2, 140489269), (149, 1885762), (298, 942881), (887, 316774), (1063, 264326), (1774, 158387), (2126, 132163)]