254652008

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{34487}}^1$

素因数の和:34577

約数の個数: 32

約数和(自身を含む): 521458560

約数和(自身を除く): 266806552

約数列:

[1, 2, 4, 8, 13, 26, 52, 71, 104, 142, 284, 568, 923, 1846, 3692, 7384, 34487, 68974, 137948, 275896, 448331, 896662, 1793324, 2448577, 3586648, 4897154, 9794308, 19588616, 31831501, 63663002, 127326004, 254652008]

約数ペア:

[(1, 254652008), (2, 127326004), (4, 63663002), (8, 31831501), (13, 19588616), (26, 9794308), (52, 4897154), (71, 3586648), (104, 2448577), (142, 1793324), (284, 896662), (568, 448331), (923, 275896), (1846, 137948), (3692, 68974), (7384, 34487)]