42020715

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{6883}}^1$

素因数の和:6939

約数の個数: 32

約数和(自身を含む): 75338496

約数和(自身を除く): 33317781

約数列:

[1, 3, 5, 11, 15, 33, 37, 55, 111, 165, 185, 407, 555, 1221, 2035, 6105, 6883, 20649, 34415, 75713, 103245, 227139, 254671, 378565, 764013, 1135695, 1273355, 2801381, 3820065, 8404143, 14006905, 42020715]

約数ペア:

[(1, 42020715), (3, 14006905), (5, 8404143), (11, 3820065), (15, 2801381), (33, 1273355), (37, 1135695), (55, 764013), (111, 378565), (165, 254671), (185, 227139), (407, 103245), (555, 75713), (1221, 34415), (2035, 20649), (6105, 6883)]