239304213

素因数分解:

$3^5\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{911}}^1$

素因数の和:996

約数の個数: 48

約数和(自身を含む): 382427136

約数和(自身を除く): 143122923

約数列:

[1, 3, 9, 23, 27, 47, 69, 81, 141, 207, 243, 423, 621, 911, 1081, 1269, 1863, 2733, 3243, 3807, 5589, 8199, 9729, 11421, 20953, 24597, 29187, 42817, 62859, 73791, 87561, 128451, 188577, 221373, 262683, 385353, 565731, 984791, 1156059, 1697193, 2954373, 3468177, 5091579, 8863119, 10404531, 26589357, 79768071, 239304213]

約数ペア:

[(1, 239304213), (3, 79768071), (9, 26589357), (23, 10404531), (27, 8863119), (47, 5091579), (69, 3468177), (81, 2954373), (141, 1697193), (207, 1156059), (243, 984791), (423, 565731), (621, 385353), (911, 262683), (1081, 221373), (1269, 188577), (1863, 128451), (2733, 87561), (3243, 73791), (3807, 62859), (5589, 42817), (8199, 29187), (9729, 24597), (11421, 20953)]