388293873

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1\times {\mathrm{1951}}^1$

素因数の和:2165

約数の個数: 32

約数和(自身を含む): 583913472

約数和(自身を除く): 195619599

約数列:

[1, 3, 11, 33, 37, 111, 163, 407, 489, 1221, 1793, 1951, 5379, 5853, 6031, 18093, 21461, 64383, 66341, 72187, 199023, 216561, 318013, 794057, 954039, 2382171, 3498143, 10494429, 11766481, 35299443, 129431291, 388293873]

約数ペア:

[(1, 388293873), (3, 129431291), (11, 35299443), (33, 11766481), (37, 10494429), (111, 3498143), (163, 2382171), (407, 954039), (489, 794057), (1221, 318013), (1793, 216561), (1951, 199023), (5379, 72187), (5853, 66341), (6031, 64383), (18093, 21461)]