11211550

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{311}}^1$

素因数の和:433

約数の個数: 48

約数和(自身を含む): 24141312

約数和(自身を除く): 12929762

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 103, 175, 206, 311, 350, 515, 622, 721, 1030, 1442, 1555, 2177, 2575, 3110, 3605, 4354, 5150, 7210, 7775, 10885, 15550, 18025, 21770, 32033, 36050, 54425, 64066, 108850, 160165, 224231, 320330, 448462, 800825, 1121155, 1601650, 2242310, 5605775, 11211550]

約数ペア:

[(1, 11211550), (2, 5605775), (5, 2242310), (7, 1601650), (10, 1121155), (14, 800825), (25, 448462), (35, 320330), (50, 224231), (70, 160165), (103, 108850), (175, 64066), (206, 54425), (311, 36050), (350, 32033), (515, 21770), (622, 18025), (721, 15550), (1030, 10885), (1442, 7775), (1555, 7210), (2177, 5150), (2575, 4354), (3110, 3605)]