221504185

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{47}}^1\times {\mathrm{373}}^1$

素因数の和:470

約数の個数: 48

約数和(自身を含む): 328306176

約数和(自身を除く): 106801991

約数列:

[1, 5, 7, 19, 35, 47, 95, 133, 235, 329, 361, 373, 665, 893, 1645, 1805, 1865, 2527, 2611, 4465, 6251, 7087, 12635, 13055, 16967, 17531, 31255, 35435, 49609, 84835, 87655, 118769, 122717, 134653, 248045, 333089, 593845, 613585, 673265, 942571, 1665445, 2331623, 4712855, 6328691, 11658115, 31643455, 44300837, 221504185]

約数ペア:

[(1, 221504185), (5, 44300837), (7, 31643455), (19, 11658115), (35, 6328691), (47, 4712855), (95, 2331623), (133, 1665445), (235, 942571), (329, 673265), (361, 613585), (373, 593845), (665, 333089), (893, 248045), (1645, 134653), (1805, 122717), (1865, 118769), (2527, 87655), (2611, 84835), (4465, 49609), (6251, 35435), (7087, 31255), (12635, 17531), (13055, 16967)]