308638385

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{251}}^1\times {\mathrm{283}}^1$

素因数の和:629

約数の個数: 32

約数和(自身を含む): 412231680

約数和(自身を除く): 103593295

約数列:

[1, 5, 11, 55, 79, 251, 283, 395, 869, 1255, 1415, 2761, 3113, 4345, 13805, 15565, 19829, 22357, 71033, 99145, 111785, 218119, 245927, 355165, 781363, 1090595, 1229635, 3906815, 5611607, 28058035, 61727677, 308638385]

約数ペア:

[(1, 308638385), (5, 61727677), (11, 28058035), (55, 5611607), (79, 3906815), (251, 1229635), (283, 1090595), (395, 781363), (869, 355165), (1255, 245927), (1415, 218119), (2761, 111785), (3113, 99145), (4345, 71033), (13805, 22357), (15565, 19829)]