15700223

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:215

約数の個数: 32

約数和(自身を含む): 20736000

約数和(自身を除く): 5035777

約数列:

[1, 7, 11, 29, 77, 79, 89, 203, 319, 553, 623, 869, 979, 2233, 2291, 2581, 6083, 6853, 7031, 16037, 18067, 25201, 28391, 49217, 77341, 176407, 198737, 203899, 541387, 1427293, 2242889, 15700223]

約数ペア:

[(1, 15700223), (7, 2242889), (11, 1427293), (29, 541387), (77, 203899), (79, 198737), (89, 176407), (203, 77341), (319, 49217), (553, 28391), (623, 25201), (869, 18067), (979, 16037), (2233, 7031), (2291, 6853), (2581, 6083)]