31109967

素因数分解:

$3^3\times 7^1\times {\mathrm{241}}^1\times {\mathrm{683}}^1$

素因数の和:940

約数の個数: 32

約数和(自身を含む): 52968960

約数和(自身を除く): 21858993

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 241, 683, 723, 1687, 2049, 2169, 4781, 5061, 6147, 6507, 14343, 15183, 18441, 43029, 45549, 129087, 164603, 493809, 1152221, 1481427, 3456663, 4444281, 10369989, 31109967]

約数ペア:

[(1, 31109967), (3, 10369989), (7, 4444281), (9, 3456663), (21, 1481427), (27, 1152221), (63, 493809), (189, 164603), (241, 129087), (683, 45549), (723, 43029), (1687, 18441), (2049, 15183), (2169, 14343), (4781, 6507), (5061, 6147)]