30705843

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1877}}^1$

素因数の和:1947

約数の個数: 32

約数和(自身を含む): 50480640

約数和(自身を除く): 19774797

約数列:

[1, 3, 7, 19, 21, 41, 57, 123, 133, 287, 399, 779, 861, 1877, 2337, 5453, 5631, 13139, 16359, 35663, 39417, 76957, 106989, 230871, 249641, 538699, 748923, 1462183, 1616097, 4386549, 10235281, 30705843]

約数ペア:

[(1, 30705843), (3, 10235281), (7, 4386549), (19, 1616097), (21, 1462183), (41, 748923), (57, 538699), (123, 249641), (133, 230871), (287, 106989), (399, 76957), (779, 39417), (861, 35663), (1877, 16359), (2337, 13139), (5453, 5631)]