507646945

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{389}}^1\times {\mathrm{1181}}^1$

素因数の和:1605

約数の個数: 32

約数和(自身を含む): 697001760

約数和(自身を除く): 189354815

約数列:

[1, 5, 13, 17, 65, 85, 221, 389, 1105, 1181, 1945, 5057, 5905, 6613, 15353, 20077, 25285, 33065, 76765, 85969, 100385, 261001, 429845, 459409, 1305005, 2297045, 5972317, 7809953, 29861585, 39049765, 101529389, 507646945]

約数ペア:

[(1, 507646945), (5, 101529389), (13, 39049765), (17, 29861585), (65, 7809953), (85, 5972317), (221, 2297045), (389, 1305005), (1105, 459409), (1181, 429845), (1945, 261001), (5057, 100385), (5905, 85969), (6613, 76765), (15353, 33065), (20077, 25285)]