2561142

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{277}}^1$

素因数の和:372

約数の個数: 32

約数和(自身を含む): 5444352

約数和(自身を除く): 2883210

約数列:

[1, 2, 3, 6, 23, 46, 67, 69, 134, 138, 201, 277, 402, 554, 831, 1541, 1662, 3082, 4623, 6371, 9246, 12742, 18559, 19113, 37118, 38226, 55677, 111354, 426857, 853714, 1280571, 2561142]

約数ペア:

[(1, 2561142), (2, 1280571), (3, 853714), (6, 426857), (23, 111354), (46, 55677), (67, 38226), (69, 37118), (134, 19113), (138, 18559), (201, 12742), (277, 9246), (402, 6371), (554, 4623), (831, 3082), (1541, 1662)]