221406028

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{3255971}}^1$

素因数の和:3255992

約数の個数: 12

約数和(自身を含む): 410252472

約数和(自身を除く): 188846444

約数列:

[1, 2, 4, 17, 34, 68, 3255971, 6511942, 13023884, 55351507, 110703014, 221406028]

約数ペア:

[(1, 221406028), (2, 110703014), (4, 55351507), (17, 13023884), (34, 6511942), (68, 3255971)]