81195759

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{67}}^1\times {\mathrm{373}}^1$

素因数の和:484

約数の個数: 36

約数和(自身を含む): 125964696

約数和(自身を除く): 44768937

約数列:

[1, 3, 9, 19, 57, 67, 171, 201, 361, 373, 603, 1083, 1119, 1273, 3249, 3357, 3819, 7087, 11457, 21261, 24187, 24991, 63783, 72561, 74973, 134653, 217683, 224919, 403959, 474829, 1211877, 1424487, 4273461, 9021751, 27065253, 81195759]

約数ペア:

[(1, 81195759), (3, 27065253), (9, 9021751), (19, 4273461), (57, 1424487), (67, 1211877), (171, 474829), (201, 403959), (361, 224919), (373, 217683), (603, 134653), (1083, 74973), (1119, 72561), (1273, 63783), (3249, 24991), (3357, 24187), (3819, 21261), (7087, 11457)]