225575654

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1\times {\mathrm{389}}^1$

素因数の和:668

約数の個数: 32

約数和(自身を含む): 359424000

約数和(自身を除く): 133848346

約数列:

[1, 2, 31, 47, 62, 94, 199, 389, 398, 778, 1457, 2914, 6169, 9353, 12059, 12338, 18283, 18706, 24118, 36566, 77411, 154822, 289943, 566773, 579886, 1133546, 2399741, 3638317, 4799482, 7276634, 112787827, 225575654]

約数ペア:

[(1, 225575654), (2, 112787827), (31, 7276634), (47, 4799482), (62, 3638317), (94, 2399741), (199, 1133546), (389, 579886), (398, 566773), (778, 289943), (1457, 154822), (2914, 77411), (6169, 36566), (9353, 24118), (12059, 18706), (12338, 18283)]