64828395

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{1021}}^1$

素因数の和:1132

約数の個数: 48

約数和(自身を含む): 120530592

約数和(自身を除く): 55702197

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 83, 85, 153, 249, 255, 415, 747, 765, 1021, 1245, 1411, 3063, 3735, 4233, 5105, 7055, 9189, 12699, 15315, 17357, 21165, 45945, 52071, 63495, 84743, 86785, 156213, 254229, 260355, 423715, 762687, 781065, 1271145, 1440631, 3813435, 4321893, 7203155, 12965679, 21609465, 64828395]

約数ペア:

[(1, 64828395), (3, 21609465), (5, 12965679), (9, 7203155), (15, 4321893), (17, 3813435), (45, 1440631), (51, 1271145), (83, 781065), (85, 762687), (153, 423715), (249, 260355), (255, 254229), (415, 156213), (747, 86785), (765, 84743), (1021, 63495), (1245, 52071), (1411, 45945), (3063, 21165), (3735, 17357), (4233, 15315), (5105, 12699), (7055, 9189)]