19611315

素因数分解:

$3^5\times 5^1\times {\mathrm{16141}}^1$

素因数の和:16161

約数の個数: 24

約数和(自身を含む): 35254128

約数和(自身を除く): 15642813

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 16141, 48423, 80705, 145269, 242115, 435807, 726345, 1307421, 2179035, 3922263, 6537105, 19611315]

約数ペア:

[(1, 19611315), (3, 6537105), (5, 3922263), (9, 2179035), (15, 1307421), (27, 726345), (45, 435807), (81, 242115), (135, 145269), (243, 80705), (405, 48423), (1215, 16141)]