81780937

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{4253}}^1$

素因数の和:4368

約数の個数: 16

約数和(自身を含む): 97195392

約数和(自身を除く): 15414455

約数列:

[1, 7, 41, 67, 287, 469, 2747, 4253, 19229, 29771, 174373, 284951, 1220611, 1994657, 11682991, 81780937]

約数ペア:

[(1, 81780937), (7, 11682991), (41, 1994657), (67, 1220611), (287, 284951), (469, 174373), (2747, 29771), (4253, 19229)]