55040531

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{179}}^1$

素因数の和:339

約数の個数: 32

約数和(自身を含む): 70963200

約数和(自身を除く): 15922669

約数列:

[1, 7, 13, 31, 91, 109, 179, 217, 403, 763, 1253, 1417, 2327, 2821, 3379, 5549, 9919, 16289, 19511, 23653, 38843, 43927, 72137, 136577, 253643, 307489, 504959, 604841, 1775501, 4233887, 7862933, 55040531]

約数ペア:

[(1, 55040531), (7, 7862933), (13, 4233887), (31, 1775501), (91, 604841), (109, 504959), (179, 307489), (217, 253643), (403, 136577), (763, 72137), (1253, 43927), (1417, 38843), (2327, 23653), (2821, 19511), (3379, 16289), (5549, 9919)]