6643215

素因数分解:

$3^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{349}}^1$

素因数の和:413

約数の個数: 40

約数和(自身を含む): 12196800

約数和(自身を除く): 5553585

約数列:

[1, 3, 5, 9, 15, 27, 45, 47, 81, 135, 141, 235, 349, 405, 423, 705, 1047, 1269, 1745, 2115, 3141, 3807, 5235, 6345, 9423, 15705, 16403, 19035, 28269, 47115, 49209, 82015, 141345, 147627, 246045, 442881, 738135, 1328643, 2214405, 6643215]

約数ペア:

[(1, 6643215), (3, 2214405), (5, 1328643), (9, 738135), (15, 442881), (27, 246045), (45, 147627), (47, 141345), (81, 82015), (135, 49209), (141, 47115), (235, 28269), (349, 19035), (405, 16403), (423, 15705), (705, 9423), (1047, 6345), (1269, 5235), (1745, 3807), (2115, 3141)]