128954538

素因数分解:

$2^1\times 3^3\times {\mathrm{137}}^1\times {\mathrm{17431}}^1$

素因数の和:17579

約数の個数: 32

約数和(自身を含む): 288673920

約数和(自身を除く): 159719382

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 137, 274, 411, 822, 1233, 2466, 3699, 7398, 17431, 34862, 52293, 104586, 156879, 313758, 470637, 941274, 2388047, 4776094, 7164141, 14328282, 21492423, 42984846, 64477269, 128954538]

約数ペア:

[(1, 128954538), (2, 64477269), (3, 42984846), (6, 21492423), (9, 14328282), (18, 7164141), (27, 4776094), (54, 2388047), (137, 941274), (274, 470637), (411, 313758), (822, 156879), (1233, 104586), (2466, 52293), (3699, 34862), (7398, 17431)]