38814867

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{571}}^1$

素因数の和:680

約数の個数: 48

約数和(自身を含む): 69957888

約数和(自身を除く): 31143021

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 83, 91, 117, 249, 273, 571, 581, 747, 819, 1079, 1713, 1743, 3237, 3997, 5139, 5229, 7423, 7553, 9711, 11991, 22269, 22659, 35973, 47393, 51961, 66807, 67977, 142179, 155883, 331751, 426537, 467649, 616109, 995253, 1848327, 2985759, 4312763, 5544981, 12938289, 38814867]

約数ペア:

[(1, 38814867), (3, 12938289), (7, 5544981), (9, 4312763), (13, 2985759), (21, 1848327), (39, 995253), (63, 616109), (83, 467649), (91, 426537), (117, 331751), (249, 155883), (273, 142179), (571, 67977), (581, 66807), (747, 51961), (819, 47393), (1079, 35973), (1713, 22659), (1743, 22269), (3237, 11991), (3997, 9711), (5139, 7553), (5229, 7423)]