12216659

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1$

素因数の和:239

約数の個数: 32

約数和(自身を含む): 16329600

約数和(自身を除く): 4112941

約数列:

[1, 7, 13, 17, 53, 91, 119, 149, 221, 371, 689, 901, 1043, 1547, 1937, 2533, 4823, 6307, 7897, 11713, 13559, 17731, 32929, 55279, 81991, 102661, 134249, 230503, 718627, 939743, 1745237, 12216659]

約数ペア:

[(1, 12216659), (7, 1745237), (13, 939743), (17, 718627), (53, 230503), (91, 134249), (119, 102661), (149, 81991), (221, 55279), (371, 32929), (689, 17731), (901, 13559), (1043, 11713), (1547, 7897), (1937, 6307), (2533, 4823)]