128408856

素因数分解:

$2^3\times 3^1\times {\mathrm{397}}^1\times {\mathrm{13477}}^1$

素因数の和:13883

約数の個数: 32

約数和(自身を含む): 321854640

約数和(自身を除く): 193445784

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 397, 794, 1191, 1588, 2382, 3176, 4764, 9528, 13477, 26954, 40431, 53908, 80862, 107816, 161724, 323448, 5350369, 10700738, 16051107, 21401476, 32102214, 42802952, 64204428, 128408856]

約数ペア:

[(1, 128408856), (2, 64204428), (3, 42802952), (4, 32102214), (6, 21401476), (8, 16051107), (12, 10700738), (24, 5350369), (397, 323448), (794, 161724), (1191, 107816), (1588, 80862), (2382, 53908), (3176, 40431), (4764, 26954), (9528, 13477)]