38549721

素因数分解:

$3^1\times 7^2\times {\mathrm{191}}^1\times {\mathrm{1373}}^1$

素因数の和:1581

約数の個数: 24

約数和(自身を含む): 60148224

約数和(自身を除く): 21598503

約数列:

[1, 3, 7, 21, 49, 147, 191, 573, 1337, 1373, 4011, 4119, 9359, 9611, 28077, 28833, 67277, 201831, 262243, 786729, 1835701, 5507103, 12849907, 38549721]

約数ペア:

[(1, 38549721), (3, 12849907), (7, 5507103), (21, 1835701), (49, 786729), (147, 262243), (191, 201831), (573, 67277), (1337, 28833), (1373, 28077), (4011, 9611), (4119, 9359)]