17215653

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3319}}^1$

素因数の和:3361

約数の個数: 32

約数和(自身を含む): 29747200

約数和(自身を除く): 12531547

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 247, 273, 399, 741, 1729, 3319, 5187, 9957, 23233, 43147, 63061, 69699, 129441, 189183, 302029, 441427, 819793, 906087, 1324281, 2459379, 5738551, 17215653]

約数ペア:

[(1, 17215653), (3, 5738551), (7, 2459379), (13, 1324281), (19, 906087), (21, 819793), (39, 441427), (57, 302029), (91, 189183), (133, 129441), (247, 69699), (273, 63061), (399, 43147), (741, 23233), (1729, 9957), (3319, 5187)]