128247952

素因数分解:

$2^4\times 7^1\times {\mathrm{131}}^1\times {\mathrm{8741}}^1$

素因数の和:8887

約数の個数: 40

約数和(自身を含む): 286178112

約数和(自身を除く): 157930160

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 131, 262, 524, 917, 1048, 1834, 2096, 3668, 7336, 8741, 14672, 17482, 34964, 61187, 69928, 122374, 139856, 244748, 489496, 978992, 1145071, 2290142, 4580284, 8015497, 9160568, 16030994, 18321136, 32061988, 64123976, 128247952]

約数ペア:

[(1, 128247952), (2, 64123976), (4, 32061988), (7, 18321136), (8, 16030994), (14, 9160568), (16, 8015497), (28, 4580284), (56, 2290142), (112, 1145071), (131, 978992), (262, 489496), (524, 244748), (917, 139856), (1048, 122374), (1834, 69928), (2096, 61187), (3668, 34964), (7336, 17482), (8741, 14672)]