97720905

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{1901}}^1$

素因数の和:2081

約数の個数: 32

約数和(自身を含む): 164332800

約数和(自身を除く): 66611895

約数列:

[1, 3, 5, 15, 23, 69, 115, 149, 345, 447, 745, 1901, 2235, 3427, 5703, 9505, 10281, 17135, 28515, 43723, 51405, 131169, 218615, 283249, 655845, 849747, 1416245, 4248735, 6514727, 19544181, 32573635, 97720905]

約数ペア:

[(1, 97720905), (3, 32573635), (5, 19544181), (15, 6514727), (23, 4248735), (69, 1416245), (115, 849747), (149, 655845), (345, 283249), (447, 218615), (745, 131169), (1901, 51405), (2235, 43723), (3427, 28515), (5703, 17135), (9505, 10281)]