392727775

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{881}}^1\times {\mathrm{1621}}^1$

素因数の和:2523

約数の個数: 24

約数和(自身を含む): 532184688

約数和(自身を除く): 139456913

約数列:

[1, 5, 11, 25, 55, 275, 881, 1621, 4405, 8105, 9691, 17831, 22025, 40525, 48455, 89155, 242275, 445775, 1428101, 7140505, 15709111, 35702525, 78545555, 392727775]

約数ペア:

[(1, 392727775), (5, 78545555), (11, 35702525), (25, 15709111), (55, 7140505), (275, 1428101), (881, 445775), (1621, 242275), (4405, 89155), (8105, 48455), (9691, 40525), (17831, 22025)]