199946313

素因数分解:

$3^4\times 7^2\times {\mathrm{50377}}^1$

素因数の和:50403

約数の個数: 30

約数和(自身を含む): 347457066

約数和(自身を除く): 147510753

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 1323, 3969, 50377, 151131, 352639, 453393, 1057917, 1360179, 2468473, 3173751, 4080537, 7405419, 9521253, 22216257, 28563759, 66648771, 199946313]

約数ペア:

[(1, 199946313), (3, 66648771), (7, 28563759), (9, 22216257), (21, 9521253), (27, 7405419), (49, 4080537), (63, 3173751), (81, 2468473), (147, 1360179), (189, 1057917), (441, 453393), (567, 352639), (1323, 151131), (3969, 50377)]