13075515

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{373}}^1$

素因数の和:444

約数の個数: 48

約数和(自身を含む): 24504480

約数和(自身を除く): 11428965

約数列:

[1, 3, 5, 9, 15, 19, 41, 45, 57, 95, 123, 171, 205, 285, 369, 373, 615, 779, 855, 1119, 1845, 1865, 2337, 3357, 3895, 5595, 7011, 7087, 11685, 15293, 16785, 21261, 35055, 35435, 45879, 63783, 76465, 106305, 137637, 229395, 290567, 318915, 688185, 871701, 1452835, 2615103, 4358505, 13075515]

約数ペア:

[(1, 13075515), (3, 4358505), (5, 2615103), (9, 1452835), (15, 871701), (19, 688185), (41, 318915), (45, 290567), (57, 229395), (95, 137637), (123, 106305), (171, 76465), (205, 63783), (285, 45879), (369, 35435), (373, 35055), (615, 21261), (779, 16785), (855, 15293), (1119, 11685), (1845, 7087), (1865, 7011), (2337, 5595), (3357, 3895)]