7286517

素因数分解:

$3^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:271

約数の個数: 40

約数和(自身を含む): 12684672

約数和(自身を除く): 5398155

約数列:

[1, 3, 7, 9, 21, 27, 63, 71, 81, 181, 189, 213, 497, 543, 567, 639, 1267, 1491, 1629, 1917, 3801, 4473, 4887, 5751, 11403, 12851, 13419, 14661, 34209, 38553, 40257, 89957, 102627, 115659, 269871, 346977, 809613, 1040931, 2428839, 7286517]

約数ペア:

[(1, 7286517), (3, 2428839), (7, 1040931), (9, 809613), (21, 346977), (27, 269871), (63, 115659), (71, 102627), (81, 89957), (181, 40257), (189, 38553), (213, 34209), (497, 14661), (543, 13419), (567, 12851), (639, 11403), (1267, 5751), (1491, 4887), (1629, 4473), (1917, 3801)]