40725321

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{211}}^1$

素因数の和:342

約数の個数: 48

約数和(自身を含む): 69023808

約数和(自身を除く): 28298487

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 101, 147, 211, 273, 303, 633, 637, 707, 1313, 1477, 1911, 2121, 2743, 3939, 4431, 4949, 8229, 9191, 10339, 14847, 19201, 21311, 27573, 31017, 57603, 63933, 64337, 134407, 149177, 193011, 277043, 403221, 447531, 831129, 1044239, 1939301, 3132717, 5817903, 13575107, 40725321]

約数ペア:

[(1, 40725321), (3, 13575107), (7, 5817903), (13, 3132717), (21, 1939301), (39, 1044239), (49, 831129), (91, 447531), (101, 403221), (147, 277043), (211, 193011), (273, 149177), (303, 134407), (633, 64337), (637, 63933), (707, 57603), (1313, 31017), (1477, 27573), (1911, 21311), (2121, 19201), (2743, 14847), (3939, 10339), (4431, 9191), (4949, 8229)]