7780671

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{523}}^1$

素因数の和:580

約数の個数: 32

約数和(自身を含む): 12576000

約数和(自身を除く): 4795329

約数列:

[1, 3, 9, 19, 27, 29, 57, 87, 171, 261, 513, 523, 551, 783, 1569, 1653, 4707, 4959, 9937, 14121, 14877, 15167, 29811, 45501, 89433, 136503, 268299, 288173, 409509, 864519, 2593557, 7780671]

約数ペア:

[(1, 7780671), (3, 2593557), (9, 864519), (19, 409509), (27, 288173), (29, 268299), (57, 136503), (87, 89433), (171, 45501), (261, 29811), (513, 15167), (523, 14877), (551, 14121), (783, 9937), (1569, 4959), (1653, 4707)]