77704705

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{70321}}^1$

素因数の和:70356

約数の個数: 16

約数和(自身を含む): 106326864

約数和(自身を除く): 28622159

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 70321, 351605, 914173, 1195457, 4570865, 5977285, 15540941, 77704705]

約数ペア:

[(1, 77704705), (5, 15540941), (13, 5977285), (17, 4570865), (65, 1195457), (85, 914173), (221, 351605), (1105, 70321)]