23128821

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1$

素因数の和:255

約数の個数: 40

約数和(自身を含む): 36489728

約数和(自身を除く): 13360907

約数列:

[1, 3, 9, 27, 31, 61, 81, 93, 151, 183, 279, 453, 549, 837, 1359, 1647, 1891, 2511, 4077, 4681, 4941, 5673, 9211, 12231, 14043, 17019, 27633, 42129, 51057, 82899, 126387, 153171, 248697, 285541, 379161, 746091, 856623, 2569869, 7709607, 23128821]

約数ペア:

[(1, 23128821), (3, 7709607), (9, 2569869), (27, 856623), (31, 746091), (61, 379161), (81, 285541), (93, 248697), (151, 153171), (183, 126387), (279, 82899), (453, 51057), (549, 42129), (837, 27633), (1359, 17019), (1647, 14043), (1891, 12231), (2511, 9211), (4077, 5673), (4681, 4941)]