1971075

素因数分解:

$3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{641}}^1$

素因数の和:695

約数の個数: 24

約数和(自身を含む): 3343536

約数和(自身を除く): 1372461

約数列:

[1, 3, 5, 15, 25, 41, 75, 123, 205, 615, 641, 1025, 1923, 3075, 3205, 9615, 16025, 26281, 48075, 78843, 131405, 394215, 657025, 1971075]

約数ペア:

[(1, 1971075), (3, 657025), (5, 394215), (15, 131405), (25, 78843), (41, 48075), (75, 26281), (123, 16025), (205, 9615), (615, 3205), (641, 3075), (1025, 1923)]