221410805

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{33829}}^1$

素因数の和:33869

約数の個数: 32

約数和(自身を含む): 350749440

約数和(自身を除く): 129338635

約数列:

[1, 5, 7, 11, 17, 35, 55, 77, 85, 119, 187, 385, 595, 935, 1309, 6545, 33829, 169145, 236803, 372119, 575093, 1184015, 1860595, 2604833, 2875465, 4025651, 6326023, 13024165, 20128255, 31630115, 44282161, 221410805]

約数ペア:

[(1, 221410805), (5, 44282161), (7, 31630115), (11, 20128255), (17, 13024165), (35, 6326023), (55, 4025651), (77, 2875465), (85, 2604833), (119, 1860595), (187, 1184015), (385, 575093), (595, 372119), (935, 236803), (1309, 169145), (6545, 33829)]