42159705

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{8543}}^1$

素因数の和:8605

約数の個数: 32

約数和(自身を含む): 78741504

約数和(自身を除く): 36581799

約数列:

[1, 3, 5, 7, 15, 21, 35, 47, 105, 141, 235, 329, 705, 987, 1645, 4935, 8543, 25629, 42715, 59801, 128145, 179403, 299005, 401521, 897015, 1204563, 2007605, 2810647, 6022815, 8431941, 14053235, 42159705]

約数ペア:

[(1, 42159705), (3, 14053235), (5, 8431941), (7, 6022815), (15, 2810647), (21, 2007605), (35, 1204563), (47, 897015), (105, 401521), (141, 299005), (235, 179403), (329, 128145), (705, 59801), (987, 42715), (1645, 25629), (4935, 8543)]