9721985

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{929}}^1$

素因数の和:977

約数の個数: 32

約数和(自身を含む): 14999040

約数和(自身を除く): 5277055

約数列:

[1, 5, 7, 13, 23, 35, 65, 91, 115, 161, 299, 455, 805, 929, 1495, 2093, 4645, 6503, 10465, 12077, 21367, 32515, 60385, 84539, 106835, 149569, 277771, 422695, 747845, 1388855, 1944397, 9721985]

約数ペア:

[(1, 9721985), (5, 1944397), (7, 1388855), (13, 747845), (23, 422695), (35, 277771), (65, 149569), (91, 106835), (115, 84539), (161, 60385), (299, 32515), (455, 21367), (805, 12077), (929, 10465), (1495, 6503), (2093, 4645)]