388304871

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{1481}}^1$

素因数の和:1651

約数の個数: 32

約数和(自身を含む): 564677568

約数和(自身を除く): 176372697

約数列:

[1, 3, 17, 51, 53, 97, 159, 291, 901, 1481, 1649, 2703, 4443, 4947, 5141, 15423, 25177, 75531, 78493, 87397, 143657, 235479, 262191, 430971, 1334381, 2442169, 4003143, 7326507, 7613821, 22841463, 129434957, 388304871]

約数ペア:

[(1, 388304871), (3, 129434957), (17, 22841463), (51, 7613821), (53, 7326507), (97, 4003143), (159, 2442169), (291, 1334381), (901, 430971), (1481, 262191), (1649, 235479), (2703, 143657), (4443, 87397), (4947, 78493), (5141, 75531), (15423, 25177)]