315945

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1$

素因数の和:94

約数の個数: 48

約数和(自身を含む): 673920

約数和(自身を除く): 357975

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 35, 45, 51, 59, 63, 85, 105, 119, 153, 177, 255, 295, 315, 357, 413, 531, 595, 765, 885, 1003, 1071, 1239, 1785, 2065, 2655, 3009, 3717, 5015, 5355, 6195, 7021, 9027, 15045, 18585, 21063, 35105, 45135, 63189, 105315, 315945]

約数ペア:

[(1, 315945), (3, 105315), (5, 63189), (7, 45135), (9, 35105), (15, 21063), (17, 18585), (21, 15045), (35, 9027), (45, 7021), (51, 6195), (59, 5355), (63, 5015), (85, 3717), (105, 3009), (119, 2655), (153, 2065), (177, 1785), (255, 1239), (295, 1071), (315, 1003), (357, 885), (413, 765), (531, 595)]