15723421

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1601}}^1$

素因数の和:1692

約数の個数: 16

約数和(自身を含む): 19070208

約数和(自身を除く): 3346787

約数列:

[1, 7, 23, 61, 161, 427, 1403, 1601, 9821, 11207, 36823, 97661, 257761, 683627, 2246203, 15723421]

約数ペア:

[(1, 15723421), (7, 2246203), (23, 683627), (61, 257761), (161, 97661), (427, 36823), (1403, 11207), (1601, 9821)]