20410065

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{251}}^1$

素因数の和:414

約数の個数: 48

約数和(自身を含む): 38525760

約数和(自身を除く): 18115695

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 139, 195, 251, 417, 585, 695, 753, 1251, 1255, 1807, 2085, 2259, 3263, 3765, 5421, 6255, 9035, 9789, 11295, 16263, 16315, 27105, 29367, 34889, 48945, 81315, 104667, 146835, 174445, 314001, 453557, 523335, 1360671, 1570005, 2267785, 4082013, 6803355, 20410065]

約数ペア:

[(1, 20410065), (3, 6803355), (5, 4082013), (9, 2267785), (13, 1570005), (15, 1360671), (39, 523335), (45, 453557), (65, 314001), (117, 174445), (139, 146835), (195, 104667), (251, 81315), (417, 48945), (585, 34889), (695, 29367), (753, 27105), (1251, 16315), (1255, 16263), (1807, 11295), (2085, 9789), (2259, 9035), (3263, 6255), (3765, 5421)]