199888922905

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1931}}^1\times {\mathrm{128591}}^1$

素因数の和:130557

約数の個数: 32

約数和(自身を含む): 286202585088

約数和(自身を除く): 86313662183

約数列:

[1, 5, 7, 23, 35, 115, 161, 805, 1931, 9655, 13517, 44413, 67585, 128591, 222065, 310891, 642955, 900137, 1554455, 2957593, 4500685, 14787965, 20703151, 103515755, 248309221, 1241546105, 1738164547, 5711112083, 8690822735, 28555560415, 39977784581, 199888922905]

約数ペア:

[(1, 199888922905), (5, 39977784581), (7, 28555560415), (23, 8690822735), (35, 5711112083), (115, 1738164547), (161, 1241546105), (805, 248309221), (1931, 103515755), (9655, 20703151), (13517, 14787965), (44413, 4500685), (67585, 2957593), (128591, 1554455), (222065, 900137), (310891, 642955)]