28386045

素因数分解:

$3^5\times 5^1\times {\mathrm{61}}^1\times {\mathrm{383}}^1$

素因数の和:464

約数の個数: 48

約数和(自身を含む): 51996672

約数和(自身を除く): 23610627

約数列:

[1, 3, 5, 9, 15, 27, 45, 61, 81, 135, 183, 243, 305, 383, 405, 549, 915, 1149, 1215, 1647, 1915, 2745, 3447, 4941, 5745, 8235, 10341, 14823, 17235, 23363, 24705, 31023, 51705, 70089, 74115, 93069, 116815, 155115, 210267, 350445, 465345, 630801, 1051335, 1892403, 3154005, 5677209, 9462015, 28386045]

約数ペア:

[(1, 28386045), (3, 9462015), (5, 5677209), (9, 3154005), (15, 1892403), (27, 1051335), (45, 630801), (61, 465345), (81, 350445), (135, 210267), (183, 155115), (243, 116815), (305, 93069), (383, 74115), (405, 70089), (549, 51705), (915, 31023), (1149, 24705), (1215, 23363), (1647, 17235), (1915, 14823), (2745, 10341), (3447, 8235), (4941, 5745)]