2428839

素因数分解:

$3^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:268

約数の個数: 32

約数和(自身を含む): 4193280

約数和(自身を除く): 1764441

約数列:

[1, 3, 7, 9, 21, 27, 63, 71, 181, 189, 213, 497, 543, 639, 1267, 1491, 1629, 1917, 3801, 4473, 4887, 11403, 12851, 13419, 34209, 38553, 89957, 115659, 269871, 346977, 809613, 2428839]

約数ペア:

[(1, 2428839), (3, 809613), (7, 346977), (9, 269871), (21, 115659), (27, 89957), (63, 38553), (71, 34209), (181, 13419), (189, 12851), (213, 11403), (497, 4887), (543, 4473), (639, 3801), (1267, 1917), (1491, 1629)]