220970478

素因数分解:

$2^1\times 3^1\times {\mathrm{173}}^1\times {\mathrm{212881}}^1$

素因数の和:213059

約数の個数: 16

約数和(自身を含む): 444497616

約数和(自身を除く): 223527138

約数列:

[1, 2, 3, 6, 173, 346, 519, 1038, 212881, 425762, 638643, 1277286, 36828413, 73656826, 110485239, 220970478]

約数ペア:

[(1, 220970478), (2, 110485239), (3, 73656826), (6, 36828413), (173, 1277286), (346, 638643), (519, 425762), (1038, 212881)]