7861887

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{257}}^1$

素因数の和:380

約数の個数: 32

約数和(自身を含む): 12879360

約数和(自身を除く): 5017473

約数列:

[1, 3, 9, 11, 27, 33, 99, 103, 257, 297, 309, 771, 927, 1133, 2313, 2781, 2827, 3399, 6939, 8481, 10197, 25443, 26471, 30591, 76329, 79413, 238239, 291181, 714717, 873543, 2620629, 7861887]

約数ペア:

[(1, 7861887), (3, 2620629), (9, 873543), (11, 714717), (27, 291181), (33, 238239), (99, 79413), (103, 76329), (257, 30591), (297, 26471), (309, 25443), (771, 10197), (927, 8481), (1133, 6939), (2313, 3399), (2781, 2827)]