200718645

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{2897}}^1$

素因数の和:3085

約数の個数: 32

約数和(自身を含む): 333849600

約数和(自身を除く): 133130955

約数列:

[1, 3, 5, 15, 31, 93, 149, 155, 447, 465, 745, 2235, 2897, 4619, 8691, 13857, 14485, 23095, 43455, 69285, 89807, 269421, 431653, 449035, 1294959, 1347105, 2158265, 6474795, 13381243, 40143729, 66906215, 200718645]

約数ペア:

[(1, 200718645), (3, 66906215), (5, 40143729), (15, 13381243), (31, 6474795), (93, 2158265), (149, 1347105), (155, 1294959), (447, 449035), (465, 431653), (745, 269421), (2235, 89807), (2897, 69285), (4619, 43455), (8691, 23095), (13857, 14485)]