65578653

素因数分解:

$3^6\times 7^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:277

約数の個数: 56

約数和(自身を含む): 114581376

約数和(自身を除く): 49002723

約数列:

[1, 3, 7, 9, 21, 27, 63, 71, 81, 181, 189, 213, 243, 497, 543, 567, 639, 729, 1267, 1491, 1629, 1701, 1917, 3801, 4473, 4887, 5103, 5751, 11403, 12851, 13419, 14661, 17253, 34209, 38553, 40257, 43983, 51759, 89957, 102627, 115659, 120771, 131949, 269871, 307881, 346977, 362313, 809613, 923643, 1040931, 2428839, 3122793, 7286517, 9368379, 21859551, 65578653]

約数ペア:

[(1, 65578653), (3, 21859551), (7, 9368379), (9, 7286517), (21, 3122793), (27, 2428839), (63, 1040931), (71, 923643), (81, 809613), (181, 362313), (189, 346977), (213, 307881), (243, 269871), (497, 131949), (543, 120771), (567, 115659), (639, 102627), (729, 89957), (1267, 51759), (1491, 43983), (1629, 40257), (1701, 38553), (1917, 34209), (3801, 17253), (4473, 14661), (4887, 13419), (5103, 12851), (5751, 11403)]