1343385

素因数分解:

$3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:155

約数の個数: 40

約数和(自身を含む): 2509056

約数和(自身を除く): 1165671

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 81, 93, 107, 135, 155, 279, 321, 405, 465, 535, 837, 963, 1395, 1605, 2511, 2889, 3317, 4185, 4815, 8667, 9951, 12555, 14445, 16585, 29853, 43335, 49755, 89559, 149265, 268677, 447795, 1343385]

約数ペア:

[(1, 1343385), (3, 447795), (5, 268677), (9, 149265), (15, 89559), (27, 49755), (31, 43335), (45, 29853), (81, 16585), (93, 14445), (107, 12555), (135, 9951), (155, 8667), (279, 4815), (321, 4185), (405, 3317), (465, 2889), (535, 2511), (837, 1605), (963, 1395)]