61538715

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{347}}^1\times {\mathrm{563}}^1$

素因数の和:928

約数の個数: 48

約数和(自身を含む): 122473728

約数和(自身を除く): 60935013

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 347, 563, 1041, 1689, 1735, 2429, 2815, 3123, 3941, 5067, 5205, 7287, 8445, 11823, 12145, 15615, 19705, 21861, 25335, 35469, 36435, 59115, 109305, 177345, 195361, 586083, 976805, 1367527, 1758249, 2930415, 4102581, 6837635, 8791245, 12307743, 20512905, 61538715]

約数ペア:

[(1, 61538715), (3, 20512905), (5, 12307743), (7, 8791245), (9, 6837635), (15, 4102581), (21, 2930415), (35, 1758249), (45, 1367527), (63, 976805), (105, 586083), (315, 195361), (347, 177345), (563, 109305), (1041, 59115), (1689, 36435), (1735, 35469), (2429, 25335), (2815, 21861), (3123, 19705), (3941, 15615), (5067, 12145), (5205, 11823), (7287, 8445)]