2556495

素因数分解:

$3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{653}}^1$

素因数の和:696

約数の個数: 32

約数和(自身を含む): 4708800

約数和(自身を除く): 2152305

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 87, 135, 145, 261, 435, 653, 783, 1305, 1959, 3265, 3915, 5877, 9795, 17631, 18937, 29385, 56811, 88155, 94685, 170433, 284055, 511299, 852165, 2556495]

約数ペア:

[(1, 2556495), (3, 852165), (5, 511299), (9, 284055), (15, 170433), (27, 94685), (29, 88155), (45, 56811), (87, 29385), (135, 18937), (145, 17631), (261, 9795), (435, 5877), (653, 3915), (783, 3265), (1305, 1959)]