3926125

素因数分解:

$5^3\times 7^2\times {\mathrm{641}}^1$

素因数の和:670

約数の個数: 24

約数和(自身を含む): 5708664

約数和(自身を除く): 1782539

約数列:

[1, 5, 7, 25, 35, 49, 125, 175, 245, 641, 875, 1225, 3205, 4487, 6125, 16025, 22435, 31409, 80125, 112175, 157045, 560875, 785225, 3926125]

約数ペア:

[(1, 3926125), (5, 785225), (7, 560875), (25, 157045), (35, 112175), (49, 80125), (125, 31409), (175, 22435), (245, 16025), (641, 6125), (875, 4487), (1225, 3205)]