221752650

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{211193}}^1$

素因数の和:211215

約数の個数: 48

約数和(自身を含む): 628513344

約数和(自身を除く): 406760694

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 50, 70, 75, 105, 150, 175, 210, 350, 525, 1050, 211193, 422386, 633579, 1055965, 1267158, 1478351, 2111930, 2956702, 3167895, 4435053, 5279825, 6335790, 7391755, 8870106, 10559650, 14783510, 15839475, 22175265, 31678950, 36958775, 44350530, 73917550, 110876325, 221752650]

約数ペア:

[(1, 221752650), (2, 110876325), (3, 73917550), (5, 44350530), (6, 36958775), (7, 31678950), (10, 22175265), (14, 15839475), (15, 14783510), (21, 10559650), (25, 8870106), (30, 7391755), (35, 6335790), (42, 5279825), (50, 4435053), (70, 3167895), (75, 2956702), (105, 2111930), (150, 1478351), (175, 1267158), (210, 1055965), (350, 633579), (525, 422386), (1050, 211193)]