20161159159257

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{1103}}^1\times {\mathrm{9811313}}^1$

素因数の和:9812451

約数の個数: 40

約数和(自身を含む): 31455229665024

約数和(自身を除く): 11294070505767

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1103, 1863, 3309, 9927, 25369, 29781, 76107, 89343, 228321, 684963, 2054889, 9811313, 29433939, 88301817, 225660199, 264905451, 676980597, 794716353, 2030941791, 6092825373, 10821878239, 18278476119, 32465634717, 97396904151, 248903199497, 292190712453, 746709598491, 876572137359, 2240128795473, 6720386386419, 20161159159257]

約数ペア:

[(1, 20161159159257), (3, 6720386386419), (9, 2240128795473), (23, 876572137359), (27, 746709598491), (69, 292190712453), (81, 248903199497), (207, 97396904151), (621, 32465634717), (1103, 18278476119), (1863, 10821878239), (3309, 6092825373), (9927, 2030941791), (25369, 794716353), (29781, 676980597), (76107, 264905451), (89343, 225660199), (228321, 88301817), (684963, 29433939), (2054889, 9811313)]