199964475

素因数分解:

$3^2\times 5^2\times {\mathrm{421}}^1\times {\mathrm{2111}}^1$

素因数の和:2548

約数の個数: 36

約数和(自身を含む): 359179392

約数和(自身を除く): 159214917

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 421, 1263, 2105, 2111, 3789, 6315, 6333, 10525, 10555, 18945, 18999, 31575, 31665, 52775, 94725, 94995, 158325, 474975, 888731, 2666193, 4443655, 7998579, 13330965, 22218275, 39992895, 66654825, 199964475]

約数ペア:

[(1, 199964475), (3, 66654825), (5, 39992895), (9, 22218275), (15, 13330965), (25, 7998579), (45, 4443655), (75, 2666193), (225, 888731), (421, 474975), (1263, 158325), (2105, 94995), (2111, 94725), (3789, 52775), (6315, 31665), (6333, 31575), (10525, 18999), (10555, 18945)]