165171489

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{2357}}^1$

素因数の和:2485

約数の個数: 32

約数和(自身を含む): 260775936

約数和(自身を除く): 95604447

約数列:

[1, 3, 7, 21, 47, 71, 141, 213, 329, 497, 987, 1491, 2357, 3337, 7071, 10011, 16499, 23359, 49497, 70077, 110779, 167347, 332337, 502041, 775453, 1171429, 2326359, 3514287, 7865309, 23595927, 55057163, 165171489]

約数ペア:

[(1, 165171489), (3, 55057163), (7, 23595927), (21, 7865309), (47, 3514287), (71, 2326359), (141, 1171429), (213, 775453), (329, 502041), (497, 332337), (987, 167347), (1491, 110779), (2357, 70077), (3337, 49497), (7071, 23359), (10011, 16499)]