78879465

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{431}}^1$

素因数の和:539

約数の個数: 72

約数和(自身を含む): 161336448

約数和(自身を除く): 82456983

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 83, 105, 147, 245, 249, 315, 415, 431, 441, 581, 735, 747, 1245, 1293, 1743, 2155, 2205, 2905, 3017, 3735, 3879, 4067, 5229, 6465, 8715, 9051, 12201, 15085, 19395, 20335, 21119, 26145, 27153, 35773, 36603, 45255, 61005, 63357, 105595, 107319, 135765, 178865, 183015, 190071, 250411, 316785, 321957, 536595, 751233, 950355, 1252055, 1609785, 1752877, 2253699, 3756165, 5258631, 8764385, 11268495, 15775893, 26293155, 78879465]

約数ペア:

[(1, 78879465), (3, 26293155), (5, 15775893), (7, 11268495), (9, 8764385), (15, 5258631), (21, 3756165), (35, 2253699), (45, 1752877), (49, 1609785), (63, 1252055), (83, 950355), (105, 751233), (147, 536595), (245, 321957), (249, 316785), (315, 250411), (415, 190071), (431, 183015), (441, 178865), (581, 135765), (735, 107319), (747, 105595), (1245, 63357), (1293, 61005), (1743, 45255), (2155, 36603), (2205, 35773), (2905, 27153), (3017, 26145), (3735, 21119), (3879, 20335), (4067, 19395), (5229, 15085), (6465, 12201), (8715, 9051)]