89689971

素因数分解:

$3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{191}}^1\times {\mathrm{379}}^1$

素因数の和:639

約数の個数: 32

約数和(自身を含む): 140083200

約数和(自身を除く): 50393229

約数列:

[1, 3, 7, 21, 59, 177, 191, 379, 413, 573, 1137, 1239, 1337, 2653, 4011, 7959, 11269, 22361, 33807, 67083, 72389, 78883, 156527, 217167, 236649, 469581, 506723, 1520169, 4270951, 12812853, 29896657, 89689971]

約数ペア:

[(1, 89689971), (3, 29896657), (7, 12812853), (21, 4270951), (59, 1520169), (177, 506723), (191, 469581), (379, 236649), (413, 217167), (573, 156527), (1137, 78883), (1239, 72389), (1337, 67083), (2653, 33807), (4011, 22361), (7959, 11269)]