51530715

素因数分解:

$3^3\times 5^1\times {\mathrm{419}}^1\times {\mathrm{911}}^1$

素因数の和:1344

約数の個数: 32

約数和(自身を含む): 91929600

約数和(自身を除く): 40398885

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 419, 911, 1257, 2095, 2733, 3771, 4555, 6285, 8199, 11313, 13665, 18855, 24597, 40995, 56565, 122985, 381709, 1145127, 1908545, 3435381, 5725635, 10306143, 17176905, 51530715]

約数ペア:

[(1, 51530715), (3, 17176905), (5, 10306143), (9, 5725635), (15, 3435381), (27, 1908545), (45, 1145127), (135, 381709), (419, 122985), (911, 56565), (1257, 40995), (2095, 24597), (2733, 18855), (3771, 13665), (4555, 11313), (6285, 8199)]