28591212

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{10781}}^1$

素因数の和:10818

約数の個数: 48

約数和(自身を含む): 76077792

約数和(自身を除く): 47486580

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 34, 39, 51, 52, 68, 78, 102, 156, 204, 221, 442, 663, 884, 1326, 2652, 10781, 21562, 32343, 43124, 64686, 129372, 140153, 183277, 280306, 366554, 420459, 549831, 560612, 733108, 840918, 1099662, 1681836, 2199324, 2382601, 4765202, 7147803, 9530404, 14295606, 28591212]

約数ペア:

[(1, 28591212), (2, 14295606), (3, 9530404), (4, 7147803), (6, 4765202), (12, 2382601), (13, 2199324), (17, 1681836), (26, 1099662), (34, 840918), (39, 733108), (51, 560612), (52, 549831), (68, 420459), (78, 366554), (102, 280306), (156, 183277), (204, 140153), (221, 129372), (442, 64686), (663, 43124), (884, 32343), (1326, 21562), (2652, 10781)]