31485159

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{577}}^1$

素因数の和:676

約数の個数: 32

約数和(自身を含む): 48829440

約数和(自身を除く): 17344281

約数列:

[1, 3, 9, 27, 43, 47, 129, 141, 387, 423, 577, 1161, 1269, 1731, 2021, 5193, 6063, 15579, 18189, 24811, 27119, 54567, 74433, 81357, 223299, 244071, 669897, 732213, 1166117, 3498351, 10495053, 31485159]

約数ペア:

[(1, 31485159), (3, 10495053), (9, 3498351), (27, 1166117), (43, 732213), (47, 669897), (129, 244071), (141, 223299), (387, 81357), (423, 74433), (577, 54567), (1161, 27119), (1269, 24811), (1731, 18189), (2021, 15579), (5193, 6063)]