26478907

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1$

素因数の和:259

約数の個数: 32

約数和(自身を含む): 34320384

約数和(自身を除く): 7841477

約数列:

[1, 7, 13, 41, 47, 91, 151, 287, 329, 533, 611, 1057, 1927, 1963, 3731, 4277, 6191, 7097, 13489, 13741, 25051, 43337, 49679, 80483, 92261, 175357, 290977, 563381, 645827, 2036839, 3782701, 26478907]

約数ペア:

[(1, 26478907), (7, 3782701), (13, 2036839), (41, 645827), (47, 563381), (91, 290977), (151, 175357), (287, 92261), (329, 80483), (533, 49679), (611, 43337), (1057, 25051), (1927, 13741), (1963, 13489), (3731, 7097), (4277, 6191)]