15661871

素因数分解:

${\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{151}}^1$

素因数の和:326

約数の個数: 16

約数和(自身を含む): 17072640

約数和(自身を除く): 1410769

約数列:

[1, 19, 53, 103, 151, 1007, 1957, 2869, 5459, 8003, 15553, 103721, 152057, 295507, 824309, 15661871]

約数ペア:

[(1, 15661871), (19, 824309), (53, 295507), (103, 152057), (151, 103721), (1007, 15553), (1957, 8003), (2869, 5459)]