30899115

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{239}}^1$

素因数の和:293

約数の個数: 72

約数和(自身を含む): 61663680

約数和(自身を除く): 30764565

約数列:

[1, 3, 5, 9, 13, 15, 17, 39, 45, 51, 65, 85, 117, 153, 169, 195, 221, 239, 255, 507, 585, 663, 717, 765, 845, 1105, 1195, 1521, 1989, 2151, 2535, 2873, 3107, 3315, 3585, 4063, 7605, 8619, 9321, 9945, 10755, 12189, 14365, 15535, 20315, 25857, 27963, 36567, 40391, 43095, 46605, 52819, 60945, 121173, 129285, 139815, 158457, 182835, 201955, 264095, 363519, 475371, 605865, 686647, 792285, 1817595, 2059941, 2376855, 3433235, 6179823, 10299705, 30899115]

約数ペア:

[(1, 30899115), (3, 10299705), (5, 6179823), (9, 3433235), (13, 2376855), (15, 2059941), (17, 1817595), (39, 792285), (45, 686647), (51, 605865), (65, 475371), (85, 363519), (117, 264095), (153, 201955), (169, 182835), (195, 158457), (221, 139815), (239, 129285), (255, 121173), (507, 60945), (585, 52819), (663, 46605), (717, 43095), (765, 40391), (845, 36567), (1105, 27963), (1195, 25857), (1521, 20315), (1989, 15535), (2151, 14365), (2535, 12189), (2873, 10755), (3107, 9945), (3315, 9321), (3585, 8619), (4063, 7605)]