156532257

素因数分解:

$3^4\times 7^1\times {\mathrm{359}}^1\times {\mathrm{769}}^1$

素因数の和:1147

約数の個数: 40

約数和(自身を含む): 268329600

約数和(自身を除く): 111797343

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 359, 567, 769, 1077, 2307, 2513, 3231, 5383, 6921, 7539, 9693, 16149, 20763, 22617, 29079, 48447, 62289, 67851, 145341, 203553, 276071, 436023, 828213, 1932497, 2484639, 5797491, 7453917, 17392473, 22361751, 52177419, 156532257]

約数ペア:

[(1, 156532257), (3, 52177419), (7, 22361751), (9, 17392473), (21, 7453917), (27, 5797491), (63, 2484639), (81, 1932497), (189, 828213), (359, 436023), (567, 276071), (769, 203553), (1077, 145341), (2307, 67851), (2513, 62289), (3231, 48447), (5383, 29079), (6921, 22617), (7539, 20763), (9693, 16149)]