64800567

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{281}}^1$

素因数の和:382

約数の個数: 48

約数和(自身を含む): 106343328

約数和(自身を除く): 41542761

約数列:

[1, 3, 9, 13, 27, 39, 73, 81, 117, 219, 243, 281, 351, 657, 843, 949, 1053, 1971, 2529, 2847, 3159, 3653, 5913, 7587, 8541, 10959, 17739, 20513, 22761, 25623, 32877, 61539, 68283, 76869, 98631, 184617, 230607, 266669, 295893, 553851, 800007, 887679, 1661553, 2400021, 4984659, 7200063, 21600189, 64800567]

約数ペア:

[(1, 64800567), (3, 21600189), (9, 7200063), (13, 4984659), (27, 2400021), (39, 1661553), (73, 887679), (81, 800007), (117, 553851), (219, 295893), (243, 266669), (281, 230607), (351, 184617), (657, 98631), (843, 76869), (949, 68283), (1053, 61539), (1971, 32877), (2529, 25623), (2847, 22761), (3159, 20513), (3653, 17739), (5913, 10959), (7587, 8541)]