148979871

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{197}}^1\times {\mathrm{757}}^1$

素因数の和:1000

約数の個数: 32

約数和(自身を含む): 228127680

約数和(自身を除く): 79147809

約数列:

[1, 3, 9, 27, 37, 111, 197, 333, 591, 757, 999, 1773, 2271, 5319, 6813, 7289, 20439, 21867, 28009, 65601, 84027, 149129, 196803, 252081, 447387, 756243, 1342161, 4026483, 5517773, 16553319, 49659957, 148979871]

約数ペア:

[(1, 148979871), (3, 49659957), (9, 16553319), (27, 5517773), (37, 4026483), (111, 1342161), (197, 756243), (333, 447387), (591, 252081), (757, 196803), (999, 149129), (1773, 84027), (2271, 65601), (5319, 28009), (6813, 21867), (7289, 20439)]