251017290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{2789081}}^1$

素因数の和:2789094

約数の個数: 24

約数和(自身を含む): 652645188

約数和(自身を除く): 401627898

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 2789081, 5578162, 8367243, 13945405, 16734486, 25101729, 27890810, 41836215, 50203458, 83672430, 125508645, 251017290]

約数ペア:

[(1, 251017290), (2, 125508645), (3, 83672430), (5, 50203458), (6, 41836215), (9, 27890810), (10, 25101729), (15, 16734486), (18, 13945405), (30, 8367243), (45, 5578162), (90, 2789081)]