212217858

素因数分解:

$2^1\times 3^2\times {\mathrm{79}}^1\times {\mathrm{149239}}^1$

素因数の和:149326

約数の個数: 24

約数和(自身を含む): 465628800

約数和(自身を除く): 253410942

約数列:

[1, 2, 3, 6, 9, 18, 79, 158, 237, 474, 711, 1422, 149239, 298478, 447717, 895434, 1343151, 2686302, 11789881, 23579762, 35369643, 70739286, 106108929, 212217858]

約数ペア:

[(1, 212217858), (2, 106108929), (3, 70739286), (6, 35369643), (9, 23579762), (18, 11789881), (79, 2686302), (158, 1343151), (237, 895434), (474, 447717), (711, 298478), (1422, 149239)]