328642208

素因数分解:

$2^5\times {\mathrm{97}}^1\times {\mathrm{239}}^1\times {\mathrm{443}}^1$

素因数の和:789

約数の個数: 48

約数和(自身を含む): 657901440

約数和(自身を除く): 329259232

約数列:

[1, 2, 4, 8, 16, 32, 97, 194, 239, 388, 443, 478, 776, 886, 956, 1552, 1772, 1912, 3104, 3544, 3824, 7088, 7648, 14176, 23183, 42971, 46366, 85942, 92732, 105877, 171884, 185464, 211754, 343768, 370928, 423508, 687536, 741856, 847016, 1375072, 1694032, 3388064, 10270069, 20540138, 41080276, 82160552, 164321104, 328642208]

約数ペア:

[(1, 328642208), (2, 164321104), (4, 82160552), (8, 41080276), (16, 20540138), (32, 10270069), (97, 3388064), (194, 1694032), (239, 1375072), (388, 847016), (443, 741856), (478, 687536), (776, 423508), (886, 370928), (956, 343768), (1552, 211754), (1772, 185464), (1912, 171884), (3104, 105877), (3544, 92732), (3824, 85942), (7088, 46366), (7648, 42971), (14176, 23183)]