387848466

素因数分解:

$2^1\times 3^3\times {\mathrm{257}}^1\times {\mathrm{27947}}^1$

素因数の和:28215

約数の個数: 32

約数和(自身を含む): 865270080

約数和(自身を除く): 477421614

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 257, 514, 771, 1542, 2313, 4626, 6939, 13878, 27947, 55894, 83841, 167682, 251523, 503046, 754569, 1509138, 7182379, 14364758, 21547137, 43094274, 64641411, 129282822, 193924233, 387848466]

約数ペア:

[(1, 387848466), (2, 193924233), (3, 129282822), (6, 64641411), (9, 43094274), (18, 21547137), (27, 14364758), (54, 7182379), (257, 1509138), (514, 754569), (771, 503046), (1542, 251523), (2313, 167682), (4626, 83841), (6939, 55894), (13878, 27947)]