256906968

素因数分解:

$2^3\times 3^1\times {\mathrm{71}}^1\times {\mathrm{150767}}^1$

素因数の和:150847

約数の個数: 32

約数和(自身を含む): 651317760

約数和(自身を除く): 394410792

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 71, 142, 213, 284, 426, 568, 852, 1704, 150767, 301534, 452301, 603068, 904602, 1206136, 1809204, 3618408, 10704457, 21408914, 32113371, 42817828, 64226742, 85635656, 128453484, 256906968]

約数ペア:

[(1, 256906968), (2, 128453484), (3, 85635656), (4, 64226742), (6, 42817828), (8, 32113371), (12, 21408914), (24, 10704457), (71, 3618408), (142, 1809204), (213, 1206136), (284, 904602), (426, 603068), (568, 452301), (852, 301534), (1704, 150767)]