25090215

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1613}}^1$

素因数の和:1699

約数の個数: 32

約数和(自身を含む): 43229376

約数和(自身を除く): 18139161

約数列:

[1, 3, 5, 15, 17, 51, 61, 85, 183, 255, 305, 915, 1037, 1613, 3111, 4839, 5185, 8065, 15555, 24195, 27421, 82263, 98393, 137105, 295179, 411315, 491965, 1475895, 1672681, 5018043, 8363405, 25090215]

約数ペア:

[(1, 25090215), (3, 8363405), (5, 5018043), (15, 1672681), (17, 1475895), (51, 491965), (61, 411315), (85, 295179), (183, 137105), (255, 98393), (305, 82263), (915, 27421), (1037, 24195), (1613, 15555), (3111, 8065), (4839, 5185)]