290460898

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{10711}}^1$

素因数の和:10882

約数の個数: 32

約数和(自身を含む): 539884800

約数和(自身を除く): 249423902

約数列:

[1, 2, 7, 13, 14, 26, 91, 149, 182, 298, 1043, 1937, 2086, 3874, 10711, 13559, 21422, 27118, 74977, 139243, 149954, 278486, 974701, 1595939, 1949402, 3191878, 11171573, 20747207, 22343146, 41494414, 145230449, 290460898]

約数ペア:

[(1, 290460898), (2, 145230449), (7, 41494414), (13, 22343146), (14, 20747207), (26, 11171573), (91, 3191878), (149, 1949402), (182, 1595939), (298, 974701), (1043, 278486), (1937, 149954), (2086, 139243), (3874, 74977), (10711, 27118), (13559, 21422)]