12921390

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{47857}}^1$

素因数の和:47873

約数の個数: 32

約数和(自身を含む): 34457760

約数和(自身を除く): 21536370

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 47857, 95714, 143571, 239285, 287142, 430713, 478570, 717855, 861426, 1292139, 1435710, 2153565, 2584278, 4307130, 6460695, 12921390]

約数ペア:

[(1, 12921390), (2, 6460695), (3, 4307130), (5, 2584278), (6, 2153565), (9, 1435710), (10, 1292139), (15, 861426), (18, 717855), (27, 478570), (30, 430713), (45, 287142), (54, 239285), (90, 143571), (135, 95714), (270, 47857)]