84801681

素因数分解:

$3^3\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{479}}^1$

素因数の和:650

約数の個数: 32

約数和(自身を含む): 129024000

約数和(自身を除く): 44222319

約数列:

[1, 3, 9, 27, 79, 83, 237, 249, 479, 711, 747, 1437, 2133, 2241, 4311, 6557, 12933, 19671, 37841, 39757, 59013, 113523, 119271, 177039, 340569, 357813, 1021707, 1073439, 3140803, 9422409, 28267227, 84801681]

約数ペア:

[(1, 84801681), (3, 28267227), (9, 9422409), (27, 3140803), (79, 1073439), (83, 1021707), (237, 357813), (249, 340569), (479, 177039), (711, 119271), (747, 113523), (1437, 59013), (2133, 39757), (2241, 37841), (4311, 19671), (6557, 12933)]