201531957

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{15619}}^1$

素因数の和:15673

約数の個数: 32

約数和(自身を含む): 323896320

約数和(自身を除く): 122364363

約数列:

[1, 3, 11, 17, 23, 33, 51, 69, 187, 253, 391, 561, 759, 1173, 4301, 12903, 15619, 46857, 171809, 265523, 359237, 515427, 796569, 1077711, 2920753, 3951607, 6107029, 8762259, 11854821, 18321087, 67177319, 201531957]

約数ペア:

[(1, 201531957), (3, 67177319), (11, 18321087), (17, 11854821), (23, 8762259), (33, 6107029), (51, 3951607), (69, 2920753), (187, 1077711), (253, 796569), (391, 515427), (561, 359237), (759, 265523), (1173, 171809), (4301, 46857), (12903, 15619)]