128989887

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{163}}^1\times {\mathrm{197}}^1$

素因数の和:479

約数の個数: 32

約数和(自身を含む): 189116928

約数和(自身を除く): 60127041

約数列:

[1, 3, 13, 39, 103, 163, 197, 309, 489, 591, 1339, 2119, 2561, 4017, 6357, 7683, 16789, 20291, 32111, 50367, 60873, 96333, 218257, 263783, 417443, 654771, 791349, 1252329, 3307433, 9922299, 42996629, 128989887]

約数ペア:

[(1, 128989887), (3, 42996629), (13, 9922299), (39, 3307433), (103, 1252329), (163, 791349), (197, 654771), (309, 417443), (489, 263783), (591, 218257), (1339, 96333), (2119, 60873), (2561, 50367), (4017, 32111), (6357, 20291), (7683, 16789)]