2143665

素因数分解:

$3^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:163

約数の個数: 40

約数和(自身を含む): 3949440

約数和(自身を除く): 1805775

約数列:

[1, 3, 5, 9, 15, 27, 45, 67, 79, 81, 135, 201, 237, 335, 395, 405, 603, 711, 1005, 1185, 1809, 2133, 3015, 3555, 5293, 5427, 6399, 9045, 10665, 15879, 26465, 27135, 31995, 47637, 79395, 142911, 238185, 428733, 714555, 2143665]

約数ペア:

[(1, 2143665), (3, 714555), (5, 428733), (9, 238185), (15, 142911), (27, 79395), (45, 47637), (67, 31995), (79, 27135), (81, 26465), (135, 15879), (201, 10665), (237, 9045), (335, 6399), (395, 5427), (405, 5293), (603, 3555), (711, 3015), (1005, 2133), (1185, 1809)]