406755

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1$

素因数の和:168

約数の個数: 32

約数和(自身を含む): 760320

約数和(自身を除く): 353565

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 115, 131, 135, 207, 345, 393, 621, 655, 1035, 1179, 1965, 3013, 3105, 3537, 5895, 9039, 15065, 17685, 27117, 45195, 81351, 135585, 406755]

約数ペア:

[(1, 406755), (3, 135585), (5, 81351), (9, 45195), (15, 27117), (23, 17685), (27, 15065), (45, 9039), (69, 5895), (115, 3537), (131, 3105), (135, 3013), (207, 1965), (345, 1179), (393, 1035), (621, 655)]