156665873

素因数分解:

$7^1\times {\mathrm{13}}^3\times {\mathrm{61}}^1\times {\mathrm{167}}^1$

素因数の和:274

約数の個数: 32

約数和(自身を含む): 198320640

約数和(自身を除く): 41654767

約数列:

[1, 7, 13, 61, 91, 167, 169, 427, 793, 1169, 1183, 2171, 2197, 5551, 10187, 10309, 15197, 15379, 28223, 71309, 72163, 132431, 134017, 197561, 366899, 927017, 938119, 1721603, 2568293, 12051221, 22380839, 156665873]

約数ペア:

[(1, 156665873), (7, 22380839), (13, 12051221), (61, 2568293), (91, 1721603), (167, 938119), (169, 927017), (427, 366899), (793, 197561), (1169, 134017), (1183, 132431), (2171, 72163), (2197, 71309), (5551, 28223), (10187, 15379), (10309, 15197)]