81423954

素因数分解:

$2^1\times 3^5\times {\mathrm{239}}^1\times {\mathrm{701}}^1$

素因数の和:957

約数の個数: 48

約数和(自身を含む): 183980160

約数和(自身を除く): 102556206

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 239, 243, 478, 486, 701, 717, 1402, 1434, 2103, 2151, 4206, 4302, 6309, 6453, 12618, 12906, 18927, 19359, 37854, 38718, 56781, 58077, 113562, 116154, 167539, 170343, 335078, 340686, 502617, 1005234, 1507851, 3015702, 4523553, 9047106, 13570659, 27141318, 40711977, 81423954]

約数ペア:

[(1, 81423954), (2, 40711977), (3, 27141318), (6, 13570659), (9, 9047106), (18, 4523553), (27, 3015702), (54, 1507851), (81, 1005234), (162, 502617), (239, 340686), (243, 335078), (478, 170343), (486, 167539), (701, 116154), (717, 113562), (1402, 58077), (1434, 56781), (2103, 38718), (2151, 37854), (4206, 19359), (4302, 18927), (6309, 12906), (6453, 12618)]