48109905

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:147

約数の個数: 72

約数和(自身を含む): 91099008

約数和(自身を除く): 42989103

約数列:

[1, 3, 5, 9, 15, 23, 43, 45, 47, 69, 115, 129, 141, 207, 215, 235, 345, 387, 423, 529, 645, 705, 989, 1035, 1081, 1587, 1935, 2021, 2115, 2645, 2967, 3243, 4761, 4945, 5405, 6063, 7935, 8901, 9729, 10105, 14835, 16215, 18189, 22747, 23805, 24863, 30315, 44505, 46483, 48645, 68241, 74589, 90945, 113735, 124315, 139449, 204723, 223767, 232415, 341205, 372945, 418347, 697245, 1023615, 1069109, 1118835, 2091735, 3207327, 5345545, 9621981, 16036635, 48109905]

約数ペア:

[(1, 48109905), (3, 16036635), (5, 9621981), (9, 5345545), (15, 3207327), (23, 2091735), (43, 1118835), (45, 1069109), (47, 1023615), (69, 697245), (115, 418347), (129, 372945), (141, 341205), (207, 232415), (215, 223767), (235, 204723), (345, 139449), (387, 124315), (423, 113735), (529, 90945), (645, 74589), (705, 68241), (989, 48645), (1035, 46483), (1081, 44505), (1587, 30315), (1935, 24863), (2021, 23805), (2115, 22747), (2645, 18189), (2967, 16215), (3243, 14835), (4761, 10105), (4945, 9729), (5405, 8901), (6063, 7935)]