215413275

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{3391}}^1$

素因数の和:3433

約数の個数: 72

約数和(自身を含む): 447526912

約数和(自身を除く): 232113637

約数列:

[1, 3, 5, 7, 11, 15, 21, 25, 33, 35, 55, 75, 77, 105, 121, 165, 175, 231, 275, 363, 385, 525, 605, 825, 847, 1155, 1815, 1925, 2541, 3025, 3391, 4235, 5775, 9075, 10173, 12705, 16955, 21175, 23737, 37301, 50865, 63525, 71211, 84775, 111903, 118685, 186505, 254325, 261107, 356055, 410311, 559515, 593425, 783321, 932525, 1230933, 1305535, 1780275, 2051555, 2797575, 2872177, 3916605, 6154665, 6527675, 8616531, 10257775, 14360885, 19583025, 30773325, 43082655, 71804425, 215413275]

約数ペア:

[(1, 215413275), (3, 71804425), (5, 43082655), (7, 30773325), (11, 19583025), (15, 14360885), (21, 10257775), (25, 8616531), (33, 6527675), (35, 6154665), (55, 3916605), (75, 2872177), (77, 2797575), (105, 2051555), (121, 1780275), (165, 1305535), (175, 1230933), (231, 932525), (275, 783321), (363, 593425), (385, 559515), (525, 410311), (605, 356055), (825, 261107), (847, 254325), (1155, 186505), (1815, 118685), (1925, 111903), (2541, 84775), (3025, 71211), (3391, 63525), (4235, 50865), (5775, 37301), (9075, 23737), (10173, 21175), (12705, 16955)]