1320794709

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{30211}}^1$

素因数の和:30305

約数の個数: 32

約数和(自身を含む): 2030246400

約数和(自身を除く): 709451691

約数列:

[1, 3, 13, 19, 39, 57, 59, 177, 247, 741, 767, 1121, 2301, 3363, 14573, 30211, 43719, 90633, 392743, 574009, 1178229, 1722027, 1782449, 5347347, 7462117, 22386351, 23171837, 33866531, 69515511, 101599593, 440264903, 1320794709]

約数ペア:

[(1, 1320794709), (3, 440264903), (13, 101599593), (19, 69515511), (39, 33866531), (57, 23171837), (59, 22386351), (177, 7462117), (247, 5347347), (741, 1782449), (767, 1722027), (1121, 1178229), (2301, 574009), (3363, 392743), (14573, 90633), (30211, 43719)]