2150222

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{439}}^1$

素因数の和:551

約数の個数: 16

約数和(自身を含む): 3379200

約数和(自身を除く): 1228978

約数列:

[1, 2, 31, 62, 79, 158, 439, 878, 2449, 4898, 13609, 27218, 34681, 69362, 1075111, 2150222]

約数ペア:

[(1, 2150222), (2, 1075111), (31, 69362), (62, 34681), (79, 27218), (158, 13609), (439, 4898), (878, 2449)]