128971642

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{31319}}^1$

素因数の和:31421

約数の個数: 16

約数和(自身を含む): 202953600

約数和(自身を除く): 73981958

約数列:

[1, 2, 29, 58, 71, 142, 2059, 4118, 31319, 62638, 908251, 1816502, 2223649, 4447298, 64485821, 128971642]

約数ペア:

[(1, 128971642), (2, 64485821), (29, 4447298), (58, 2223649), (71, 1816502), (142, 908251), (2059, 62638), (4118, 31319)]