1213408510

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3914221}}^1$

素因数の和:3914259

約数の個数: 16

約数和(自身を含む): 2254591872

約数和(自身を除く): 1041183362

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 3914221, 7828442, 19571105, 39142210, 121340851, 242681702, 606704255, 1213408510]

約数ペア:

[(1, 1213408510), (2, 606704255), (5, 242681702), (10, 121340851), (31, 39142210), (62, 19571105), (155, 7828442), (310, 3914221)]