22129877

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:249

約数の個数: 32

約数和(自身を含む): 29097984

約数和(自身を除く): 6968107

約数列:

[1, 7, 11, 31, 73, 77, 127, 217, 341, 511, 803, 889, 1397, 2263, 2387, 3937, 5621, 9271, 9779, 15841, 24893, 27559, 43307, 64897, 101981, 174251, 287401, 303149, 713867, 2011807, 3161411, 22129877]

約数ペア:

[(1, 22129877), (7, 3161411), (11, 2011807), (31, 713867), (73, 303149), (77, 287401), (127, 174251), (217, 101981), (341, 64897), (511, 43307), (803, 27559), (889, 24893), (1397, 15841), (2263, 9779), (2387, 9271), (3937, 5621)]