40121865

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{42457}}^1$

素因数の和:42478

約数の個数: 32

約数和(自身を含む): 81519360

約数和(自身を除く): 41397495

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 42457, 127371, 212285, 297199, 382113, 636855, 891597, 1146339, 1485995, 1910565, 2674791, 4457985, 5731695, 8024373, 13373955, 40121865]

約数ペア:

[(1, 40121865), (3, 13373955), (5, 8024373), (7, 5731695), (9, 4457985), (15, 2674791), (21, 1910565), (27, 1485995), (35, 1146339), (45, 891597), (63, 636855), (105, 382113), (135, 297199), (189, 212285), (315, 127371), (945, 42457)]