164474765

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{1621}}^1$

素因数の和:1869

約数の個数: 32

約数和(自身を含む): 244156416

約数和(自身を除く): 79681651

約数列:

[1, 5, 7, 13, 35, 65, 91, 223, 455, 1115, 1561, 1621, 2899, 7805, 8105, 11347, 14495, 20293, 21073, 56735, 101465, 105365, 147511, 361483, 737555, 1807415, 2530381, 4699279, 12651905, 23496395, 32894953, 164474765]

約数ペア:

[(1, 164474765), (5, 32894953), (7, 23496395), (13, 12651905), (35, 4699279), (65, 2530381), (91, 1807415), (223, 737555), (455, 361483), (1115, 147511), (1561, 105365), (1621, 101465), (2899, 56735), (7805, 21073), (8105, 20293), (11347, 14495)]