245655541971

素因数分解:

$3^2\times 7^1\times {\mathrm{1249}}^1\times {\mathrm{3121933}}^1$

素因数の和:3123195

約数の個数: 24

約数和(自身を含む): 405851420000

約数和(自身を除く): 160195878029

約数列:

[1, 3, 7, 9, 21, 63, 1249, 3747, 8743, 11241, 26229, 78687, 3121933, 9365799, 21853531, 28097397, 65560593, 196681779, 3899294317, 11697882951, 27295060219, 35093648853, 81885180657, 245655541971]

約数ペア:

[(1, 245655541971), (3, 81885180657), (7, 35093648853), (9, 27295060219), (21, 11697882951), (63, 3899294317), (1249, 196681779), (3747, 65560593), (8743, 28097397), (11241, 21853531), (26229, 9365799), (78687, 3121933)]