172857890

素因数分解:

$2^1\times 5^1\times {\mathrm{563}}^1\times {\mathrm{30703}}^1$

素因数の和:31273

約数の個数: 16

約数和(自身を含む): 311707008

約数和(自身を除く): 138849118

約数列:

[1, 2, 5, 10, 563, 1126, 2815, 5630, 30703, 61406, 153515, 307030, 17285789, 34571578, 86428945, 172857890]

約数ペア:

[(1, 172857890), (2, 86428945), (5, 34571578), (10, 17285789), (563, 307030), (1126, 153515), (2815, 61406), (5630, 30703)]