72071415

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{7247}}^1$

素因数の和:7288

約数の個数: 48

約数和(自身を含む): 142466688

約数和(自身を除く): 70395273

約数列:

[1, 3, 5, 9, 13, 15, 17, 39, 45, 51, 65, 85, 117, 153, 195, 221, 255, 585, 663, 765, 1105, 1989, 3315, 7247, 9945, 21741, 36235, 65223, 94211, 108705, 123199, 282633, 326115, 369597, 471055, 615995, 847899, 1108791, 1413165, 1601587, 1847985, 4239495, 4804761, 5543955, 8007935, 14414283, 24023805, 72071415]

約数ペア:

[(1, 72071415), (3, 24023805), (5, 14414283), (9, 8007935), (13, 5543955), (15, 4804761), (17, 4239495), (39, 1847985), (45, 1601587), (51, 1413165), (65, 1108791), (85, 847899), (117, 615995), (153, 471055), (195, 369597), (221, 326115), (255, 282633), (585, 123199), (663, 108705), (765, 94211), (1105, 65223), (1989, 36235), (3315, 21741), (7247, 9945)]