28385266

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{6781}}^1$

素因数の和:6826

約数の個数: 32

約数和(自身を含む): 54690048

約数和(自身を除く): 26304782

約数列:

[1, 2, 7, 13, 14, 23, 26, 46, 91, 161, 182, 299, 322, 598, 2093, 4186, 6781, 13562, 47467, 88153, 94934, 155963, 176306, 311926, 617071, 1091741, 1234142, 2027519, 2183482, 4055038, 14192633, 28385266]

約数ペア:

[(1, 28385266), (2, 14192633), (7, 4055038), (13, 2183482), (14, 2027519), (23, 1234142), (26, 1091741), (46, 617071), (91, 311926), (161, 176306), (182, 155963), (299, 94934), (322, 88153), (598, 47467), (2093, 13562), (4186, 6781)]