278329930

素因数分解:

$2^1\times 5^1\times {\mathrm{383}}^1\times {\mathrm{72671}}^1$

素因数の和:73061

約数の個数: 16

約数和(自身を含む): 502308864

約数和(自身を除く): 223978934

約数列:

[1, 2, 5, 10, 383, 766, 1915, 3830, 72671, 145342, 363355, 726710, 27832993, 55665986, 139164965, 278329930]

約数ペア:

[(1, 278329930), (2, 139164965), (5, 55665986), (10, 27832993), (383, 726710), (766, 363355), (1915, 145342), (3830, 72671)]