81981216

素因数分解:

$2^5\times 3^2\times {\mathrm{284657}}^1$

素因数の和:284673

約数の個数: 36

約数和(自身を含む): 233134902

約数和(自身を除く): 151153686

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 284657, 569314, 853971, 1138628, 1707942, 2277256, 2561913, 3415884, 4554512, 5123826, 6831768, 9109024, 10247652, 13663536, 20495304, 27327072, 40990608, 81981216]

約数ペア:

[(1, 81981216), (2, 40990608), (3, 27327072), (4, 20495304), (6, 13663536), (8, 10247652), (9, 9109024), (12, 6831768), (16, 5123826), (18, 4554512), (24, 3415884), (32, 2561913), (36, 2277256), (48, 1707942), (72, 1138628), (96, 853971), (144, 569314), (288, 284657)]