22188215

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{641}}^1$

素因数の和:719

約数の個数: 32

約数和(自身を含む): 32541696

約数和(自身を除く): 10353481

約数列:

[1, 5, 7, 23, 35, 43, 115, 161, 215, 301, 641, 805, 989, 1505, 3205, 4487, 4945, 6923, 14743, 22435, 27563, 34615, 73715, 103201, 137815, 192941, 516005, 633949, 964705, 3169745, 4437643, 22188215]

約数ペア:

[(1, 22188215), (5, 4437643), (7, 3169745), (23, 964705), (35, 633949), (43, 516005), (115, 192941), (161, 137815), (215, 103201), (301, 73715), (641, 34615), (805, 27563), (989, 22435), (1505, 14743), (3205, 6923), (4487, 4945)]