2619645

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{409}}^1$

素因数の和:485

約数の個数: 32

約数和(自身を含む): 4880640

約数和(自身を除く): 2260995

約数列:

[1, 3, 5, 7, 15, 21, 35, 61, 105, 183, 305, 409, 427, 915, 1227, 1281, 2045, 2135, 2863, 6135, 6405, 8589, 14315, 24949, 42945, 74847, 124745, 174643, 374235, 523929, 873215, 2619645]

約数ペア:

[(1, 2619645), (3, 873215), (5, 523929), (7, 374235), (15, 174643), (21, 124745), (35, 74847), (61, 42945), (105, 24949), (183, 14315), (305, 8589), (409, 6405), (427, 6135), (915, 2863), (1227, 2135), (1281, 2045)]