81674426

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{239}}^1$

素因数の和:323

約数の個数: 48

約数和(自身を含む): 143337600

約数和(自身を除く): 61663174

約数列:

[1, 2, 17, 19, 23, 34, 38, 46, 239, 323, 391, 437, 478, 529, 646, 782, 874, 1058, 4063, 4541, 5497, 7429, 8126, 8993, 9082, 10051, 10994, 14858, 17986, 20102, 77197, 93449, 104443, 126431, 154394, 170867, 186898, 208886, 252862, 341734, 1775531, 2149327, 2402189, 3551062, 4298654, 4804378, 40837213, 81674426]

約数ペア:

[(1, 81674426), (2, 40837213), (17, 4804378), (19, 4298654), (23, 3551062), (34, 2402189), (38, 2149327), (46, 1775531), (239, 341734), (323, 252862), (391, 208886), (437, 186898), (478, 170867), (529, 154394), (646, 126431), (782, 104443), (874, 93449), (1058, 77197), (4063, 20102), (4541, 17986), (5497, 14858), (7429, 10994), (8126, 10051), (8993, 9082)]