28166344

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{1087}}^1$

素因数の和:1213

約数の個数: 32

約数和(自身を含む): 54835200

約数和(自身を除く): 26668856

約数列:

[1, 2, 4, 8, 41, 79, 82, 158, 164, 316, 328, 632, 1087, 2174, 3239, 4348, 6478, 8696, 12956, 25912, 44567, 85873, 89134, 171746, 178268, 343492, 356536, 686984, 3520793, 7041586, 14083172, 28166344]

約数ペア:

[(1, 28166344), (2, 14083172), (4, 7041586), (8, 3520793), (41, 686984), (79, 356536), (82, 343492), (158, 178268), (164, 171746), (316, 89134), (328, 85873), (632, 44567), (1087, 25912), (2174, 12956), (3239, 8696), (4348, 6478)]