7401849

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1427}}^1$

素因数の和:1469

約数の個数: 32

約数和(自身を含む): 12794880

約数和(自身を除く): 5393031

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 247, 273, 399, 741, 1427, 1729, 4281, 5187, 9989, 18551, 27113, 29967, 55653, 81339, 129857, 189791, 352469, 389571, 569373, 1057407, 2467283, 7401849]

約数ペア:

[(1, 7401849), (3, 2467283), (7, 1057407), (13, 569373), (19, 389571), (21, 352469), (39, 189791), (57, 129857), (91, 81339), (133, 55653), (247, 29967), (273, 27113), (399, 18551), (741, 9989), (1427, 5187), (1729, 4281)]