128416507731

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{1690781}}^1$

素因数の和:1690916

約数の個数: 32

約数和(自身を含む): 198835963200

約数和(自身を除く): 70419455469

約数列:

[1, 3, 9, 27, 29, 87, 97, 261, 291, 783, 873, 2619, 2813, 8439, 25317, 75951, 1690781, 5072343, 15217029, 45651087, 49032649, 147097947, 164005757, 441293841, 492017271, 1323881523, 1476051813, 4428155439, 4756166953, 14268500859, 42805502577, 128416507731]

約数ペア:

[(1, 128416507731), (3, 42805502577), (9, 14268500859), (27, 4756166953), (29, 4428155439), (87, 1476051813), (97, 1323881523), (261, 492017271), (291, 441293841), (783, 164005757), (873, 147097947), (2619, 49032649), (2813, 45651087), (8439, 15217029), (25317, 5072343), (75951, 1690781)]