39972335

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{283}}^1$

素因数の和:395

約数の個数: 32

約数和(自身を含む): 54105408

約数和(自身を除く): 14133073

約数列:

[1, 5, 13, 41, 53, 65, 205, 265, 283, 533, 689, 1415, 2173, 2665, 3445, 3679, 10865, 11603, 14999, 18395, 28249, 58015, 74995, 141245, 150839, 194987, 614959, 754195, 974935, 3074795, 7994467, 39972335]

約数ペア:

[(1, 39972335), (5, 7994467), (13, 3074795), (41, 974935), (53, 754195), (65, 614959), (205, 194987), (265, 150839), (283, 141245), (533, 74995), (689, 58015), (1415, 28249), (2173, 18395), (2665, 14999), (3445, 11603), (3679, 10865)]