193618215

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{204887}}^1$

素因数の和:204908

約数の個数: 32

約数和(自身を含む): 393384960

約数和(自身を除く): 199766745

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 204887, 614661, 1024435, 1434209, 1843983, 3073305, 4302627, 5531949, 7171045, 9219915, 12907881, 21513135, 27659745, 38723643, 64539405, 193618215]

約数ペア:

[(1, 193618215), (3, 64539405), (5, 38723643), (7, 27659745), (9, 21513135), (15, 12907881), (21, 9219915), (27, 7171045), (35, 5531949), (45, 4302627), (63, 3073305), (105, 1843983), (135, 1434209), (189, 1024435), (315, 614661), (945, 204887)]