64997751

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{5807}}^1$

素因数の和:5871

約数の個数: 32

約数和(自身を含む): 109283328

約数和(自身を除く): 44285577

約数列:

[1, 3, 7, 13, 21, 39, 41, 91, 123, 273, 287, 533, 861, 1599, 3731, 5807, 11193, 17421, 40649, 75491, 121947, 226473, 238087, 528437, 714261, 1585311, 1666609, 3095131, 4999827, 9285393, 21665917, 64997751]

約数ペア:

[(1, 64997751), (3, 21665917), (7, 9285393), (13, 4999827), (21, 3095131), (39, 1666609), (41, 1585311), (91, 714261), (123, 528437), (273, 238087), (287, 226473), (533, 121947), (861, 75491), (1599, 40649), (3731, 17421), (5807, 11193)]