212461005

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{615829}}^1$

素因数の和:615860

約数の個数: 16

約数和(自身を含む): 354718080

約数和(自身を除く): 142257075

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 615829, 1847487, 3079145, 9237435, 14164067, 42492201, 70820335, 212461005]

約数ペア:

[(1, 212461005), (3, 70820335), (5, 42492201), (15, 14164067), (23, 9237435), (69, 3079145), (115, 1847487), (345, 615829)]