219033815

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{409}}^1$

素因数の和:552

約数の個数: 64

約数和(自身を含む): 357073920

約数和(自身を除く): 138040105

約数列:

[1, 5, 7, 11, 13, 35, 55, 65, 77, 91, 107, 143, 385, 409, 455, 535, 715, 749, 1001, 1177, 1391, 2045, 2863, 3745, 4499, 5005, 5317, 5885, 6955, 8239, 9737, 14315, 15301, 22495, 26585, 31493, 37219, 41195, 43763, 48685, 58487, 76505, 107107, 157465, 186095, 218815, 292435, 306341, 409409, 481393, 535535, 568919, 1531705, 2047045, 2406965, 2844595, 3369751, 3982433, 6258109, 16848755, 19912165, 31290545, 43806763, 219033815]

約数ペア:

[(1, 219033815), (5, 43806763), (7, 31290545), (11, 19912165), (13, 16848755), (35, 6258109), (55, 3982433), (65, 3369751), (77, 2844595), (91, 2406965), (107, 2047045), (143, 1531705), (385, 568919), (409, 535535), (455, 481393), (535, 409409), (715, 306341), (749, 292435), (1001, 218815), (1177, 186095), (1391, 157465), (2045, 107107), (2863, 76505), (3745, 58487), (4499, 48685), (5005, 43763), (5317, 41195), (5885, 37219), (6955, 31493), (8239, 26585), (9737, 22495), (14315, 15301)]