75987639

素因数分解:

$3^4\times 7^1\times {\mathrm{13}}^3\times {\mathrm{61}}^1$

素因数の和:119

約数の個数: 80

約数和(自身を含む): 142838080

約数和(自身を除く): 66850441

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 61, 63, 81, 91, 117, 169, 183, 189, 273, 351, 427, 507, 549, 567, 793, 819, 1053, 1183, 1281, 1521, 1647, 2197, 2379, 2457, 3549, 3843, 4563, 4941, 5551, 6591, 7137, 7371, 10309, 10647, 11529, 13689, 15379, 16653, 19773, 21411, 30927, 31941, 34587, 46137, 49959, 59319, 64233, 72163, 92781, 95823, 134017, 138411, 149877, 177957, 216489, 278343, 402051, 415233, 449631, 649467, 835029, 938119, 1206153, 1245699, 1948401, 2814357, 3618459, 5845203, 8443071, 10855377, 25329213, 75987639]

約数ペア:

[(1, 75987639), (3, 25329213), (7, 10855377), (9, 8443071), (13, 5845203), (21, 3618459), (27, 2814357), (39, 1948401), (61, 1245699), (63, 1206153), (81, 938119), (91, 835029), (117, 649467), (169, 449631), (183, 415233), (189, 402051), (273, 278343), (351, 216489), (427, 177957), (507, 149877), (549, 138411), (567, 134017), (793, 95823), (819, 92781), (1053, 72163), (1183, 64233), (1281, 59319), (1521, 49959), (1647, 46137), (2197, 34587), (2379, 31941), (2457, 30927), (3549, 21411), (3843, 19773), (4563, 16653), (4941, 15379), (5551, 13689), (6591, 11529), (7137, 10647), (7371, 10309)]