131618664

素因数分解:

$2^3\times 3^2\times {\mathrm{71}}^1\times {\mathrm{25747}}^1$

素因数の和:25830

約数の個数: 48

約数和(自身を含む): 361501920

約数和(自身を除く): 229883256

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 71, 72, 142, 213, 284, 426, 568, 639, 852, 1278, 1704, 2556, 5112, 25747, 51494, 77241, 102988, 154482, 205976, 231723, 308964, 463446, 617928, 926892, 1828037, 1853784, 3656074, 5484111, 7312148, 10968222, 14624296, 16452333, 21936444, 32904666, 43872888, 65809332, 131618664]

約数ペア:

[(1, 131618664), (2, 65809332), (3, 43872888), (4, 32904666), (6, 21936444), (8, 16452333), (9, 14624296), (12, 10968222), (18, 7312148), (24, 5484111), (36, 3656074), (71, 1853784), (72, 1828037), (142, 926892), (213, 617928), (284, 463446), (426, 308964), (568, 231723), (639, 205976), (852, 154482), (1278, 102988), (1704, 77241), (2556, 51494), (5112, 25747)]