49738941

素因数分解:

$3^9\times 7^1\times {\mathrm{19}}^2$

素因数の和:72

約数の個数: 60

約数和(自身を含む): 89989152

約数和(自身を除く): 40250211

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 81, 133, 171, 189, 243, 361, 399, 513, 567, 729, 1083, 1197, 1539, 1701, 2187, 2527, 3249, 3591, 4617, 5103, 6561, 7581, 9747, 10773, 13851, 15309, 19683, 22743, 29241, 32319, 41553, 45927, 68229, 87723, 96957, 124659, 137781, 204687, 263169, 290871, 373977, 614061, 789507, 872613, 1842183, 2368521, 2617839, 5526549, 7105563, 16579647, 49738941]

約数ペア:

[(1, 49738941), (3, 16579647), (7, 7105563), (9, 5526549), (19, 2617839), (21, 2368521), (27, 1842183), (57, 872613), (63, 789507), (81, 614061), (133, 373977), (171, 290871), (189, 263169), (243, 204687), (361, 137781), (399, 124659), (513, 96957), (567, 87723), (729, 68229), (1083, 45927), (1197, 41553), (1539, 32319), (1701, 29241), (2187, 22743), (2527, 19683), (3249, 15309), (3591, 13851), (4617, 10773), (5103, 9747), (6561, 7581)]