28052031

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{457}}^1$

素因数の和:583

約数の個数: 32

約数和(自身を含む): 44554240

約数和(自身を除く): 16502209

約数列:

[1, 3, 7, 21, 37, 79, 111, 237, 259, 457, 553, 777, 1371, 1659, 2923, 3199, 8769, 9597, 16909, 20461, 36103, 50727, 61383, 108309, 118363, 252721, 355089, 758163, 1335811, 4007433, 9350677, 28052031]

約数ペア:

[(1, 28052031), (3, 9350677), (7, 4007433), (21, 1335811), (37, 758163), (79, 355089), (111, 252721), (237, 118363), (259, 108309), (457, 61383), (553, 50727), (777, 36103), (1371, 20461), (1659, 16909), (2923, 9597), (3199, 8769)]