81285048

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{86843}}^1$

素因数の和:86868

約数の個数: 48

約数和(自身を含む): 237084120

約数和(自身を除く): 155799072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 86843, 173686, 260529, 347372, 521058, 694744, 781587, 1042116, 1128959, 1563174, 2084232, 2257918, 3126348, 3386877, 4515836, 6252696, 6773754, 9031672, 10160631, 13547508, 20321262, 27095016, 40642524, 81285048]

約数ペア:

[(1, 81285048), (2, 40642524), (3, 27095016), (4, 20321262), (6, 13547508), (8, 10160631), (9, 9031672), (12, 6773754), (13, 6252696), (18, 4515836), (24, 3386877), (26, 3126348), (36, 2257918), (39, 2084232), (52, 1563174), (72, 1128959), (78, 1042116), (104, 781587), (117, 694744), (156, 521058), (234, 347372), (312, 260529), (468, 173686), (936, 86843)]