220318813

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{619}}^1$

素因数の和:793

約数の個数: 32

約数和(自身を含む): 274982400

約数和(自身を除く): 54663587

約数列:

[1, 11, 13, 19, 131, 143, 209, 247, 619, 1441, 1703, 2489, 2717, 6809, 8047, 11761, 18733, 27379, 32357, 81089, 88517, 129371, 152893, 355927, 891979, 1054157, 1540691, 1681823, 11595727, 16947601, 20028983, 220318813]

約数ペア:

[(1, 220318813), (11, 20028983), (13, 16947601), (19, 11595727), (131, 1681823), (143, 1540691), (209, 1054157), (247, 891979), (619, 355927), (1441, 152893), (1703, 129371), (2489, 88517), (2717, 81089), (6809, 32357), (8047, 27379), (11761, 18733)]