38951991

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{4969}}^1$

素因数の和:5055

約数の個数: 24

約数和(自身を含む): 61508720

約数和(自身を除く): 22556729

約数列:

[1, 3, 9, 13, 39, 67, 117, 201, 603, 871, 2613, 4969, 7839, 14907, 44721, 64597, 193791, 332923, 581373, 998769, 2996307, 4327999, 12983997, 38951991]

約数ペア:

[(1, 38951991), (3, 12983997), (9, 4327999), (13, 2996307), (39, 998769), (67, 581373), (117, 332923), (201, 193791), (603, 64597), (871, 44721), (2613, 14907), (4969, 7839)]