215511615

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{15013}}^1$

素因数の和:15064

約数の個数: 48

約数和(自身を含む): 421593120

約数和(自身を除く): 206081505

約数列:

[1, 3, 5, 9, 11, 15, 29, 33, 45, 55, 87, 99, 145, 165, 261, 319, 435, 495, 957, 1305, 1595, 2871, 4785, 14355, 15013, 45039, 75065, 135117, 165143, 225195, 435377, 495429, 675585, 825715, 1306131, 1486287, 2176885, 2477145, 3918393, 4789147, 6530655, 7431435, 14367441, 19591965, 23945735, 43102323, 71837205, 215511615]

約数ペア:

[(1, 215511615), (3, 71837205), (5, 43102323), (9, 23945735), (11, 19591965), (15, 14367441), (29, 7431435), (33, 6530655), (45, 4789147), (55, 3918393), (87, 2477145), (99, 2176885), (145, 1486287), (165, 1306131), (261, 825715), (319, 675585), (435, 495429), (495, 435377), (957, 225195), (1305, 165143), (1595, 135117), (2871, 75065), (4785, 45039), (14355, 15013)]