16946515

素因数分解:

$5^1\times {\mathrm{23}}^2\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:243

約数の個数: 24

約数和(自身を含む): 21898800

約数和(自身を除く): 4952285

約数列:

[1, 5, 23, 43, 115, 149, 215, 529, 745, 989, 2645, 3427, 4945, 6407, 17135, 22747, 32035, 78821, 113735, 147361, 394105, 736805, 3389303, 16946515]

約数ペア:

[(1, 16946515), (5, 3389303), (23, 736805), (43, 394105), (115, 147361), (149, 113735), (215, 78821), (529, 32035), (745, 22747), (989, 17135), (2645, 6407), (3427, 4945)]