28074398

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{491}}^1$

素因数の和:640

約数の個数: 32

約数和(自身を含む): 48460032

約数和(自身を除く): 20385634

約数列:

[1, 2, 11, 22, 23, 46, 113, 226, 253, 491, 506, 982, 1243, 2486, 2599, 5198, 5401, 10802, 11293, 22586, 28589, 55483, 57178, 110966, 124223, 248446, 610313, 1220626, 1276109, 2552218, 14037199, 28074398]

約数ペア:

[(1, 28074398), (2, 14037199), (11, 2552218), (22, 1276109), (23, 1220626), (46, 610313), (113, 248446), (226, 124223), (253, 110966), (491, 57178), (506, 55483), (982, 28589), (1243, 22586), (2486, 11293), (2599, 10802), (5198, 5401)]