131490765

素因数分解:

$3^2\times 5^1\times 7^4\times {\mathrm{1217}}^1$

素因数の和:1256

約数の個数: 60

約数和(自身を含む): 266106204

約数和(自身を除く): 134615439

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 343, 441, 735, 1029, 1217, 1715, 2205, 2401, 3087, 3651, 5145, 6085, 7203, 8519, 10953, 12005, 15435, 18255, 21609, 25557, 36015, 42595, 54765, 59633, 76671, 108045, 127785, 178899, 298165, 383355, 417431, 536697, 894495, 1252293, 2087155, 2683485, 2922017, 3756879, 6261465, 8766051, 14610085, 18784395, 26298153, 43830255, 131490765]

約数ペア:

[(1, 131490765), (3, 43830255), (5, 26298153), (7, 18784395), (9, 14610085), (15, 8766051), (21, 6261465), (35, 3756879), (45, 2922017), (49, 2683485), (63, 2087155), (105, 1252293), (147, 894495), (245, 536697), (315, 417431), (343, 383355), (441, 298165), (735, 178899), (1029, 127785), (1217, 108045), (1715, 76671), (2205, 59633), (2401, 54765), (3087, 42595), (3651, 36015), (5145, 25557), (6085, 21609), (7203, 18255), (8519, 15435), (10953, 12005)]