71578755

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31189}}^1$

素因数の和:31220

約数の個数: 32

約数和(自身を含む): 134740800

約数和(自身を除く): 63162045

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 2295, 31189, 93567, 155945, 280701, 467835, 530213, 842103, 1403505, 1590639, 2651065, 4210515, 4771917, 7953195, 14315751, 23859585, 71578755]

約数ペア:

[(1, 71578755), (3, 23859585), (5, 14315751), (9, 7953195), (15, 4771917), (17, 4210515), (27, 2651065), (45, 1590639), (51, 1403505), (85, 842103), (135, 530213), (153, 467835), (255, 280701), (459, 155945), (765, 93567), (2295, 31189)]