2509143

素因数分解:

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

素因数の和:144

約数の個数: 36

約数和(自身を含む): 4255848

約数和(自身を除く): 1746705

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 101, 147, 169, 273, 303, 507, 637, 707, 1183, 1313, 1911, 2121, 3549, 3939, 4949, 8281, 9191, 14847, 17069, 24843, 27573, 51207, 64337, 119483, 193011, 358449, 836381, 2509143]

約数ペア:

[(1, 2509143), (3, 836381), (7, 358449), (13, 193011), (21, 119483), (39, 64337), (49, 51207), (91, 27573), (101, 24843), (147, 17069), (169, 14847), (273, 9191), (303, 8281), (507, 4949), (637, 3939), (707, 3549), (1183, 2121), (1313, 1911)]