13098225

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{409}}^1$

素因数の和:490

約数の個数: 48

約数和(自身を含む): 25216640

約数和(自身を除く): 12118415

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 61, 75, 105, 175, 183, 305, 409, 427, 525, 915, 1227, 1281, 1525, 2045, 2135, 2863, 4575, 6135, 6405, 8589, 10225, 10675, 14315, 24949, 30675, 32025, 42945, 71575, 74847, 124745, 174643, 214725, 374235, 523929, 623725, 873215, 1871175, 2619645, 4366075, 13098225]

約数ペア:

[(1, 13098225), (3, 4366075), (5, 2619645), (7, 1871175), (15, 873215), (21, 623725), (25, 523929), (35, 374235), (61, 214725), (75, 174643), (105, 124745), (175, 74847), (183, 71575), (305, 42945), (409, 32025), (427, 30675), (525, 24949), (915, 14315), (1227, 10675), (1281, 10225), (1525, 8589), (2045, 6405), (2135, 6135), (2863, 4575)]