371385

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{131}}^1$

素因数の和:155

約数の個数: 40

約数和(自身を含む): 766656

約数和(自身を除く): 395271

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 131, 135, 189, 315, 393, 405, 567, 655, 917, 945, 1179, 1965, 2751, 2835, 3537, 4585, 5895, 8253, 10611, 13755, 17685, 24759, 41265, 53055, 74277, 123795, 371385]

約数ペア:

[(1, 371385), (3, 123795), (5, 74277), (7, 53055), (9, 41265), (15, 24759), (21, 17685), (27, 13755), (35, 10611), (45, 8253), (63, 5895), (81, 4585), (105, 3537), (131, 2835), (135, 2751), (189, 1965), (315, 1179), (393, 945), (405, 917), (567, 655)]