2654505

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{53}}^2$

素因数の和:127

約数の個数: 48

約数和(自身を含む): 5496960

約数和(自身を除く): 2842455

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 53, 63, 105, 135, 159, 189, 265, 315, 371, 477, 795, 945, 1113, 1431, 1855, 2385, 2809, 3339, 5565, 7155, 8427, 10017, 14045, 16695, 19663, 25281, 42135, 50085, 58989, 75843, 98315, 126405, 176967, 294945, 379215, 530901, 884835, 2654505]

約数ペア:

[(1, 2654505), (3, 884835), (5, 530901), (7, 379215), (9, 294945), (15, 176967), (21, 126405), (27, 98315), (35, 75843), (45, 58989), (53, 50085), (63, 42135), (105, 25281), (135, 19663), (159, 16695), (189, 14045), (265, 10017), (315, 8427), (371, 7155), (477, 5565), (795, 3339), (945, 2809), (1113, 2385), (1431, 1855)]