13868855

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1$

素因数の和:216

約数の個数: 64

約数和(自身を含む): 23804928

約数和(自身を除く): 9936073

約数列:

[1, 5, 7, 11, 13, 17, 35, 55, 65, 77, 85, 91, 119, 143, 163, 187, 221, 385, 455, 595, 715, 815, 935, 1001, 1105, 1141, 1309, 1547, 1793, 2119, 2431, 2771, 5005, 5705, 6545, 7735, 8965, 10595, 12155, 12551, 13855, 14833, 17017, 19397, 23309, 30481, 36023, 62755, 74165, 85085, 96985, 116545, 152405, 163163, 180115, 213367, 252161, 396253, 815815, 1066835, 1260805, 1981265, 2773771, 13868855]

約数ペア:

[(1, 13868855), (5, 2773771), (7, 1981265), (11, 1260805), (13, 1066835), (17, 815815), (35, 396253), (55, 252161), (65, 213367), (77, 180115), (85, 163163), (91, 152405), (119, 116545), (143, 96985), (163, 85085), (187, 74165), (221, 62755), (385, 36023), (455, 30481), (595, 23309), (715, 19397), (815, 17017), (935, 14833), (1001, 13855), (1105, 12551), (1141, 12155), (1309, 10595), (1547, 8965), (1793, 7735), (2119, 6545), (2431, 5705), (2771, 5005)]