210939309

素因数分解:

$3^5\times 7^1\times {\mathrm{269}}^1\times {\mathrm{461}}^1$

素因数の和:752

約数の個数: 48

約数和(自身を含む): 363242880

約数和(自身を除く): 152303571

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 269, 461, 567, 807, 1383, 1701, 1883, 2421, 3227, 4149, 5649, 7263, 9681, 12447, 16947, 21789, 29043, 37341, 50841, 65367, 87129, 112023, 124009, 152523, 261387, 372027, 457569, 784161, 868063, 1116081, 2604189, 3348243, 7812567, 10044729, 23437701, 30134187, 70313103, 210939309]

約数ペア:

[(1, 210939309), (3, 70313103), (7, 30134187), (9, 23437701), (21, 10044729), (27, 7812567), (63, 3348243), (81, 2604189), (189, 1116081), (243, 868063), (269, 784161), (461, 457569), (567, 372027), (807, 261387), (1383, 152523), (1701, 124009), (1883, 112023), (2421, 87129), (3227, 65367), (4149, 50841), (5649, 37341), (7263, 29043), (9681, 21789), (12447, 16947)]