78874187

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{607}}^1\times {\mathrm{977}}^1$

素因数の和:1610

約数の個数: 16

約数和(自身を含む): 95139840

約数和(自身を除く): 16265653

約数列:

[1, 7, 19, 133, 607, 977, 4249, 6839, 11533, 18563, 80731, 129941, 593039, 4151273, 11267741, 78874187]

約数ペア:

[(1, 78874187), (7, 11267741), (19, 4151273), (133, 593039), (607, 129941), (977, 80731), (4249, 18563), (6839, 11533)]