27861057

素因数分解:

$3^3\times 7^2\times {\mathrm{21059}}^1$

素因数の和:21082

約数の個数: 24

約数和(自身を含む): 48016800

約数和(自身を除く): 20155743

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 21059, 63177, 147413, 189531, 442239, 568593, 1031891, 1326717, 3095673, 3980151, 9287019, 27861057]

約数ペア:

[(1, 27861057), (3, 9287019), (7, 3980151), (9, 3095673), (21, 1326717), (27, 1031891), (49, 568593), (63, 442239), (147, 189531), (189, 147413), (441, 63177), (1323, 21059)]