6645645

素因数分解:

$3^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{269}}^1$

素因数の和:347

約数の個数: 40

約数和(自身を含む): 12153240

約数和(自身を除く): 5507595

約数列:

[1, 3, 5, 9, 15, 27, 45, 61, 81, 135, 183, 269, 305, 405, 549, 807, 915, 1345, 1647, 2421, 2745, 4035, 4941, 7263, 8235, 12105, 16409, 21789, 24705, 36315, 49227, 82045, 108945, 147681, 246135, 443043, 738405, 1329129, 2215215, 6645645]

約数ペア:

[(1, 6645645), (3, 2215215), (5, 1329129), (9, 738405), (15, 443043), (27, 246135), (45, 147681), (61, 108945), (81, 82045), (135, 49227), (183, 36315), (269, 24705), (305, 21789), (405, 16409), (549, 12105), (807, 8235), (915, 7263), (1345, 4941), (1647, 4035), (2421, 2745)]