7428278

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1367}}^1$

素因数の和:1412

約数の個数: 32

約数和(自身を含む): 13789440

約数和(自身を除く): 6361162

約数列:

[1, 2, 11, 13, 19, 22, 26, 38, 143, 209, 247, 286, 418, 494, 1367, 2717, 2734, 5434, 15037, 17771, 25973, 30074, 35542, 51946, 195481, 285703, 337649, 390962, 571406, 675298, 3714139, 7428278]

約数ペア:

[(1, 7428278), (2, 3714139), (11, 675298), (13, 571406), (19, 390962), (22, 337649), (26, 285703), (38, 195481), (143, 51946), (209, 35542), (247, 30074), (286, 25973), (418, 17771), (494, 15037), (1367, 5434), (2717, 2734)]