81214584

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{307631}}^1$

素因数の和:307651

約数の個数: 32

約数和(自身を含む): 221495040

約数和(自身を除く): 140280456

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 307631, 615262, 922893, 1230524, 1845786, 2461048, 3383941, 3691572, 6767882, 7383144, 10151823, 13535764, 20303646, 27071528, 40607292, 81214584]

約数ペア:

[(1, 81214584), (2, 40607292), (3, 27071528), (4, 20303646), (6, 13535764), (8, 10151823), (11, 7383144), (12, 6767882), (22, 3691572), (24, 3383941), (33, 2461048), (44, 1845786), (66, 1230524), (88, 922893), (132, 615262), (264, 307631)]