1248238215

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{1320887}}^1$

素因数の和:1320908

約数の個数: 32

約数和(自身を含む): 2536104960

約数和(自身を除く): 1287866745

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 1320887, 3962661, 6604435, 9246209, 11887983, 19813305, 27738627, 35663949, 46231045, 59439915, 83215881, 138693135, 178319745, 249647643, 416079405, 1248238215]

約数ペア:

[(1, 1248238215), (3, 416079405), (5, 249647643), (7, 178319745), (9, 138693135), (15, 83215881), (21, 59439915), (27, 46231045), (35, 35663949), (45, 27738627), (63, 19813305), (105, 11887983), (135, 9246209), (189, 6604435), (315, 3962661), (945, 1320887)]