161661549

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{1699}}^1$

素因数の和:1929

約数の個数: 32

約数和(自身を含む): 258508800

約数和(自身を除く): 96847251

約数列:

[1, 3, 7, 21, 23, 69, 161, 197, 483, 591, 1379, 1699, 4137, 4531, 5097, 11893, 13593, 31717, 35679, 39077, 95151, 117231, 273539, 334703, 820617, 1004109, 2342921, 7028763, 7698169, 23094507, 53887183, 161661549]

約数ペア:

[(1, 161661549), (3, 53887183), (7, 23094507), (21, 7698169), (23, 7028763), (69, 2342921), (161, 1004109), (197, 820617), (483, 334703), (591, 273539), (1379, 117231), (1699, 95151), (4137, 39077), (4531, 35679), (5097, 31717), (11893, 13593)]