256668555

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{119659}}^1$

素因数の和:119691

約数の個数: 32

約数和(自身を含む): 482469120

約数和(自身を除く): 225800565

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 143, 165, 195, 429, 715, 2145, 119659, 358977, 598295, 1316249, 1555567, 1794885, 3948747, 4666701, 6581245, 7777835, 17111237, 19743735, 23333505, 51333711, 85556185, 256668555]

約数ペア:

[(1, 256668555), (3, 85556185), (5, 51333711), (11, 23333505), (13, 19743735), (15, 17111237), (33, 7777835), (39, 6581245), (55, 4666701), (65, 3948747), (143, 1794885), (165, 1555567), (195, 1316249), (429, 598295), (715, 358977), (2145, 119659)]