1438865589

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{15901}}^1$

素因数の和:16081

約数の個数: 32

約数和(自身を含む): 2279710720

約数和(自身を除く): 840845131

約数列:

[1, 3, 7, 21, 31, 93, 139, 217, 417, 651, 973, 2919, 4309, 12927, 15901, 30163, 47703, 90489, 111307, 333921, 492931, 1478793, 2210239, 3450517, 6630717, 10351551, 15471673, 46415019, 68517409, 205552227, 479621863, 1438865589]

約数ペア:

[(1, 1438865589), (3, 479621863), (7, 205552227), (21, 68517409), (31, 46415019), (93, 15471673), (139, 10351551), (217, 6630717), (417, 3450517), (651, 2210239), (973, 1478793), (2919, 492931), (4309, 333921), (12927, 111307), (15901, 90489), (30163, 47703)]