831639325

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{97553}}^1$

素因数の和:97605

約数の個数: 24

約数和(自身を含む): 1161282816

約数和(自身を除く): 329643491

約数列:

[1, 5, 11, 25, 31, 55, 155, 275, 341, 775, 1705, 8525, 97553, 487765, 1073083, 2438825, 3024143, 5365415, 15120715, 26827075, 33265573, 75603575, 166327865, 831639325]

約数ペア:

[(1, 831639325), (5, 166327865), (11, 75603575), (25, 33265573), (31, 26827075), (55, 15120715), (155, 5365415), (275, 3024143), (341, 2438825), (775, 1073083), (1705, 487765), (8525, 97553)]