53897985

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{223}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 96864768

約数和(自身を除く): 42966783

約数列:

[1, 3, 5, 9, 15, 41, 45, 123, 131, 205, 223, 369, 393, 615, 655, 669, 1115, 1179, 1845, 1965, 2007, 3345, 5371, 5895, 9143, 10035, 16113, 26855, 27429, 29213, 45715, 48339, 80565, 82287, 87639, 137145, 146065, 241695, 262917, 411435, 438195, 1197733, 1314585, 3593199, 5988665, 10779597, 17965995, 53897985]

約数ペア:

[(1, 53897985), (3, 17965995), (5, 10779597), (9, 5988665), (15, 3593199), (41, 1314585), (45, 1197733), (123, 438195), (131, 411435), (205, 262917), (223, 241695), (369, 146065), (393, 137145), (615, 87639), (655, 82287), (669, 80565), (1115, 48339), (1179, 45715), (1845, 29213), (1965, 27429), (2007, 26855), (3345, 16113), (5371, 10035), (5895, 9143)]