279774675

素因数分解:

$3^3\times 5^2\times {\mathrm{97}}^1\times {\mathrm{4273}}^1$

素因数の和:4389

約数の個数: 48

約数和(自身を含む): 519376480

約数和(自身を除く): 239601805

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 97, 135, 225, 291, 485, 675, 873, 1455, 2425, 2619, 4273, 4365, 7275, 12819, 13095, 21365, 21825, 38457, 64095, 65475, 106825, 115371, 192285, 320475, 414481, 576855, 961425, 1243443, 2072405, 2884275, 3730329, 6217215, 10362025, 11190987, 18651645, 31086075, 55954935, 93258225, 279774675]

約数ペア:

[(1, 279774675), (3, 93258225), (5, 55954935), (9, 31086075), (15, 18651645), (25, 11190987), (27, 10362025), (45, 6217215), (75, 3730329), (97, 2884275), (135, 2072405), (225, 1243443), (291, 961425), (485, 576855), (675, 414481), (873, 320475), (1455, 192285), (2425, 115371), (2619, 106825), (4273, 65475), (4365, 64095), (7275, 38457), (12819, 21825), (13095, 21365)]