217804578

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{12343}}^1$

素因数の和:12538

約数の個数: 32

約数和(自身を含む): 463936896

約数和(自身を除く): 246132318

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 173, 346, 519, 1038, 2941, 5882, 8823, 12343, 17646, 24686, 37029, 74058, 209831, 419662, 629493, 1258986, 2135339, 4270678, 6406017, 12812034, 36300763, 72601526, 108902289, 217804578]

約数ペア:

[(1, 217804578), (2, 108902289), (3, 72601526), (6, 36300763), (17, 12812034), (34, 6406017), (51, 4270678), (102, 2135339), (173, 1258986), (346, 629493), (519, 419662), (1038, 209831), (2941, 74058), (5882, 37029), (8823, 24686), (12343, 17646)]