51783315

素因数分解:

$3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{491}}^1$

素因数の和:667

約数の個数: 32

約数和(自身を含む): 85017600

約数和(自身を除く): 33234285

約数列:

[1, 3, 5, 15, 79, 89, 237, 267, 395, 445, 491, 1185, 1335, 1473, 2455, 7031, 7365, 21093, 35155, 38789, 43699, 105465, 116367, 131097, 193945, 218495, 581835, 655485, 3452221, 10356663, 17261105, 51783315]

約数ペア:

[(1, 51783315), (3, 17261105), (5, 10356663), (15, 3452221), (79, 655485), (89, 581835), (237, 218495), (267, 193945), (395, 131097), (445, 116367), (491, 105465), (1185, 43699), (1335, 38789), (1473, 35155), (2455, 21093), (7031, 7365)]