222990190

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{7247}}^1$

素因数の和:7452

約数の個数: 32

約数和(自身を含む): 427400064

約数和(自身を除く): 204409874

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 181, 362, 905, 1810, 3077, 6154, 7247, 14494, 15385, 30770, 36235, 72470, 123199, 246398, 615995, 1231990, 1311707, 2623414, 6558535, 13117070, 22299019, 44598038, 111495095, 222990190]

約数ペア:

[(1, 222990190), (2, 111495095), (5, 44598038), (10, 22299019), (17, 13117070), (34, 6558535), (85, 2623414), (170, 1311707), (181, 1231990), (362, 615995), (905, 246398), (1810, 123199), (3077, 72470), (6154, 36235), (7247, 30770), (14494, 15385)]