219709635

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{3457}}^1$

素因数の和:3707

約数の個数: 32

約数和(自身を含む): 371804160

約数和(自身を除く): 152094525

約数列:

[1, 3, 5, 15, 19, 57, 95, 223, 285, 669, 1115, 3345, 3457, 4237, 10371, 12711, 17285, 21185, 51855, 63555, 65683, 197049, 328415, 770911, 985245, 2312733, 3854555, 11563665, 14647309, 43941927, 73236545, 219709635]

約数ペア:

[(1, 219709635), (3, 73236545), (5, 43941927), (15, 14647309), (19, 11563665), (57, 3854555), (95, 2312733), (223, 985245), (285, 770911), (669, 328415), (1115, 197049), (3345, 65683), (3457, 63555), (4237, 51855), (10371, 21185), (12711, 17285)]