221466910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{109097}}^1$

素因数の和:109140

約数の個数: 32

約数和(自身を含む): 471303360

約数和(自身を除く): 249836450

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 2030, 109097, 218194, 545485, 763679, 1090970, 1527358, 3163813, 3818395, 6327626, 7636790, 15819065, 22146691, 31638130, 44293382, 110733455, 221466910]

約数ペア:

[(1, 221466910), (2, 110733455), (5, 44293382), (7, 31638130), (10, 22146691), (14, 15819065), (29, 7636790), (35, 6327626), (58, 3818395), (70, 3163813), (145, 1527358), (203, 1090970), (290, 763679), (406, 545485), (1015, 218194), (2030, 109097)]