12151615

素因数分解:

$5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:231

約数の個数: 32

約数和(自身を含む): 17418240

約数和(自身を除く): 5266625

約数列:

[1, 5, 7, 35, 47, 83, 89, 235, 329, 415, 445, 581, 623, 1645, 2905, 3115, 3901, 4183, 7387, 19505, 20915, 27307, 29281, 36935, 51709, 136535, 146405, 258545, 347189, 1735945, 2430323, 12151615]

約数ペア:

[(1, 12151615), (5, 2430323), (7, 1735945), (35, 347189), (47, 258545), (83, 146405), (89, 136535), (235, 51709), (329, 36935), (415, 29281), (445, 27307), (581, 20915), (623, 19505), (1645, 7387), (2905, 4183), (3115, 3901)]