80686047

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{293}}^1\times {\mathrm{307}}^1$

素因数の和:639

約数の個数: 32

約数和(自身を含む): 121701888

約数和(自身を除く): 41015841

約数列:

[1, 3, 13, 23, 39, 69, 293, 299, 307, 879, 897, 921, 3809, 3991, 6739, 7061, 11427, 11973, 20217, 21183, 87607, 89951, 91793, 262821, 269853, 275379, 1169363, 2068873, 3508089, 6206619, 26895349, 80686047]

約数ペア:

[(1, 80686047), (3, 26895349), (13, 6206619), (23, 3508089), (39, 2068873), (69, 1169363), (293, 275379), (299, 269853), (307, 262821), (879, 91793), (897, 89951), (921, 87607), (3809, 21183), (3991, 20217), (6739, 11973), (7061, 11427)]