77854959

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31687}}^1$

素因数の和:31716

約数の個数: 32

約数和(自身を含む): 141962240

約数和(自身を除く): 64107281

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 819, 2457, 31687, 95061, 221809, 285183, 411931, 665427, 855549, 1235793, 1996281, 2883517, 3707379, 5988843, 8650551, 11122137, 25951653, 77854959]

約数ペア:

[(1, 77854959), (3, 25951653), (7, 11122137), (9, 8650551), (13, 5988843), (21, 3707379), (27, 2883517), (39, 1996281), (63, 1235793), (91, 855549), (117, 665427), (189, 411931), (273, 285183), (351, 221809), (819, 95061), (2457, 31687)]