200921215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{9343}}^1$

素因数の和:9399

約数の個数: 32

約数和(自身を含む): 290635776

約数和(自身を除く): 89714561

約数列:

[1, 5, 11, 17, 23, 55, 85, 115, 187, 253, 391, 935, 1265, 1955, 4301, 9343, 21505, 46715, 102773, 158831, 214889, 513865, 794155, 1074445, 1747141, 2363779, 3653113, 8735705, 11818895, 18265565, 40184243, 200921215]

約数ペア:

[(1, 200921215), (5, 40184243), (11, 18265565), (17, 11818895), (23, 8735705), (55, 3653113), (85, 2363779), (115, 1747141), (187, 1074445), (253, 794155), (391, 513865), (935, 214889), (1265, 158831), (1955, 102773), (4301, 46715), (9343, 21505)]