199204515

素因数分解:

$3^4\times 5^1\times {\mathrm{233}}^1\times {\mathrm{2111}}^1$

素因数の和:2361

約数の個数: 40

約数和(自身を含む): 358795008

約数和(自身を除く): 159590493

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 233, 405, 699, 1165, 2097, 2111, 3495, 6291, 6333, 10485, 10555, 18873, 18999, 31455, 31665, 56997, 94365, 94995, 170991, 284985, 491863, 854955, 1475589, 2459315, 4426767, 7377945, 13280301, 22133835, 39840903, 66401505, 199204515]

約数ペア:

[(1, 199204515), (3, 66401505), (5, 39840903), (9, 22133835), (15, 13280301), (27, 7377945), (45, 4426767), (81, 2459315), (135, 1475589), (233, 854955), (405, 491863), (699, 284985), (1165, 170991), (2097, 94995), (2111, 94365), (3495, 56997), (6291, 31665), (6333, 31455), (10485, 18999), (10555, 18873)]