11912145

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{853}}^1$

素因数の和:894

約数の個数: 48

約数和(自身を含む): 23365440

約数和(自身を除く): 11453295

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 49, 57, 95, 105, 133, 147, 245, 285, 399, 665, 735, 853, 931, 1995, 2559, 2793, 4265, 4655, 5971, 12795, 13965, 16207, 17913, 29855, 41797, 48621, 81035, 89565, 113449, 125391, 208985, 243105, 340347, 567245, 626955, 794143, 1701735, 2382429, 3970715, 11912145]

約数ペア:

[(1, 11912145), (3, 3970715), (5, 2382429), (7, 1701735), (15, 794143), (19, 626955), (21, 567245), (35, 340347), (49, 243105), (57, 208985), (95, 125391), (105, 113449), (133, 89565), (147, 81035), (245, 48621), (285, 41797), (399, 29855), (665, 17913), (735, 16207), (853, 13965), (931, 12795), (1995, 5971), (2559, 4655), (2793, 4265)]