649456129

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{68371}}^1$

素因数の和:68460

約数の個数: 16

約数和(自身を含む): 787645440

約数和(自身を除く): 138189311

約数列:

[1, 7, 23, 59, 161, 413, 1357, 9499, 68371, 478597, 1572533, 4033889, 11007731, 28237223, 92779447, 649456129]

約数ペア:

[(1, 649456129), (7, 92779447), (23, 28237223), (59, 11007731), (161, 4033889), (413, 1572533), (1357, 478597), (9499, 68371)]