13878015

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1$

素因数の和:319

約数の個数: 32

約数和(自身を含む): 22934016

約数和(自身を除く): 9056001

約数列:

[1, 3, 5, 15, 71, 83, 157, 213, 249, 355, 415, 471, 785, 1065, 1245, 2355, 5893, 11147, 13031, 17679, 29465, 33441, 39093, 55735, 65155, 88395, 167205, 195465, 925201, 2775603, 4626005, 13878015]

約数ペア:

[(1, 13878015), (3, 4626005), (5, 2775603), (15, 925201), (71, 195465), (83, 167205), (157, 88395), (213, 65155), (249, 55735), (355, 39093), (415, 33441), (471, 29465), (785, 17679), (1065, 13031), (1245, 11147), (2355, 5893)]