61943889

素因数分解:

$3^1\times 7^2\times {\mathrm{283}}^1\times {\mathrm{1489}}^1$

素因数の和:1789

約数の個数: 24

約数和(自身を含む): 96480480

約数和(自身を除く): 34536591

約数列:

[1, 3, 7, 21, 49, 147, 283, 849, 1489, 1981, 4467, 5943, 10423, 13867, 31269, 41601, 72961, 218883, 421387, 1264161, 2949709, 8849127, 20647963, 61943889]

約数ペア:

[(1, 61943889), (3, 20647963), (7, 8849127), (21, 2949709), (49, 1264161), (147, 421387), (283, 218883), (849, 72961), (1489, 41601), (1981, 31269), (4467, 13867), (5943, 10423)]