331359808

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{6529}}^1$

素因数の和:6615

約数の個数: 56

約数和(自身を含む): 719841080

約数和(自身を除く): 388481272

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 61, 64, 104, 122, 208, 244, 416, 488, 793, 832, 976, 1586, 1952, 3172, 3904, 6344, 6529, 12688, 13058, 25376, 26116, 50752, 52232, 84877, 104464, 169754, 208928, 339508, 398269, 417856, 679016, 796538, 1358032, 1593076, 2716064, 3186152, 5177497, 5432128, 6372304, 10354994, 12744608, 20709988, 25489216, 41419976, 82839952, 165679904, 331359808]

約数ペア:

[(1, 331359808), (2, 165679904), (4, 82839952), (8, 41419976), (13, 25489216), (16, 20709988), (26, 12744608), (32, 10354994), (52, 6372304), (61, 5432128), (64, 5177497), (104, 3186152), (122, 2716064), (208, 1593076), (244, 1358032), (416, 796538), (488, 679016), (793, 417856), (832, 398269), (976, 339508), (1586, 208928), (1952, 169754), (3172, 104464), (3904, 84877), (6344, 52232), (6529, 50752), (12688, 26116), (13058, 25376)]