31221492

素因数分解:

$2^2\times 3^1\times {\mathrm{131}}^1\times {\mathrm{19861}}^1$

素因数の和:19999

約数の個数: 24

約数和(自身を含む): 73409952

約数和(自身を除く): 42188460

約数列:

[1, 2, 3, 4, 6, 12, 131, 262, 393, 524, 786, 1572, 19861, 39722, 59583, 79444, 119166, 238332, 2601791, 5203582, 7805373, 10407164, 15610746, 31221492]

約数ペア:

[(1, 31221492), (2, 15610746), (3, 10407164), (4, 7805373), (6, 5203582), (12, 2601791), (131, 238332), (262, 119166), (393, 79444), (524, 59583), (786, 39722), (1572, 19861)]