187777395

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{1613}}^1$

素因数の和:1836

約数の個数: 48

約数和(自身を含む): 352497600

約数和(自身を除く): 164720205

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 199, 585, 597, 995, 1613, 1791, 2587, 2985, 4839, 7761, 8065, 8955, 12935, 14517, 20969, 23283, 24195, 38805, 62907, 72585, 104845, 116415, 188721, 314535, 320987, 943605, 962961, 1604935, 2888883, 4172831, 4814805, 12518493, 14444415, 20864155, 37555479, 62592465, 187777395]

約数ペア:

[(1, 187777395), (3, 62592465), (5, 37555479), (9, 20864155), (13, 14444415), (15, 12518493), (39, 4814805), (45, 4172831), (65, 2888883), (117, 1604935), (195, 962961), (199, 943605), (585, 320987), (597, 314535), (995, 188721), (1613, 116415), (1791, 104845), (2587, 72585), (2985, 62907), (4839, 38805), (7761, 24195), (8065, 23283), (8955, 20969), (12935, 14517)]