28790937

素因数分解:

$3^3\times 7^1\times {\mathrm{347}}^1\times {\mathrm{439}}^1$

素因数の和:802

約数の個数: 32

約数和(自身を含む): 48998400

約数和(自身を除く): 20207463

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 347, 439, 1041, 1317, 2429, 3073, 3123, 3951, 7287, 9219, 9369, 11853, 21861, 27657, 65583, 82971, 152333, 456999, 1066331, 1370997, 3198993, 4112991, 9596979, 28790937]

約数ペア:

[(1, 28790937), (3, 9596979), (7, 4112991), (9, 3198993), (21, 1370997), (27, 1066331), (63, 456999), (189, 152333), (347, 82971), (439, 65583), (1041, 27657), (1317, 21861), (2429, 11853), (3073, 9369), (3123, 9219), (3951, 7287)]