857565

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1$

素因数の和:106

約数の個数: 48

約数和(自身を含む): 1684800

約数和(自身を除く): 827235

約数列:

[1, 3, 5, 9, 15, 17, 19, 45, 51, 57, 59, 85, 95, 153, 171, 177, 255, 285, 295, 323, 531, 765, 855, 885, 969, 1003, 1121, 1615, 2655, 2907, 3009, 3363, 4845, 5015, 5605, 9027, 10089, 14535, 15045, 16815, 19057, 45135, 50445, 57171, 95285, 171513, 285855, 857565]

約数ペア:

[(1, 857565), (3, 285855), (5, 171513), (9, 95285), (15, 57171), (17, 50445), (19, 45135), (45, 19057), (51, 16815), (57, 15045), (59, 14535), (85, 10089), (95, 9027), (153, 5605), (171, 5015), (177, 4845), (255, 3363), (285, 3009), (295, 2907), (323, 2655), (531, 1615), (765, 1121), (855, 1003), (885, 969)]