39680683

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:227

約数の個数: 32

約数和(自身を含む): 49917440

約数和(自身を除く): 10236757

約数列:

[1, 7, 19, 61, 67, 73, 133, 427, 469, 511, 1159, 1273, 1387, 4087, 4453, 4891, 8113, 8911, 9709, 28609, 31171, 34237, 77653, 84607, 92929, 298351, 543571, 592249, 650503, 2088457, 5668669, 39680683]

約数ペア:

[(1, 39680683), (7, 5668669), (19, 2088457), (61, 650503), (67, 592249), (73, 543571), (133, 298351), (427, 92929), (469, 84607), (511, 77653), (1159, 34237), (1273, 31171), (1387, 28609), (4087, 9709), (4453, 8911), (4891, 8113)]