1331295

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{409}}^1$

素因数の和:455

約数の個数: 32

約数和(自身を含む): 2519040

約数和(自身を除く): 1187745

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 93, 105, 155, 217, 409, 465, 651, 1085, 1227, 2045, 2863, 3255, 6135, 8589, 12679, 14315, 38037, 42945, 63395, 88753, 190185, 266259, 443765, 1331295]

約数ペア:

[(1, 1331295), (3, 443765), (5, 266259), (7, 190185), (15, 88753), (21, 63395), (31, 42945), (35, 38037), (93, 14315), (105, 12679), (155, 8589), (217, 6135), (409, 3255), (465, 2863), (651, 2045), (1085, 1227)]