290749774

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{571}}^1\times {\mathrm{983}}^1$

素因数の和:1600

約数の個数: 32

約数和(自身を含む): 513317376

約数和(自身を除く): 222567602

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 571, 983, 1142, 1966, 3997, 6881, 7994, 13762, 21127, 36371, 42254, 72742, 147889, 254597, 295778, 509194, 561293, 1122586, 3929051, 7858102, 20767841, 41535682, 145374887, 290749774]

約数ペア:

[(1, 290749774), (2, 145374887), (7, 41535682), (14, 20767841), (37, 7858102), (74, 3929051), (259, 1122586), (518, 561293), (571, 509194), (983, 295778), (1142, 254597), (1966, 147889), (3997, 72742), (6881, 42254), (7994, 36371), (13762, 21127)]