69947469

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{643}}^1$

素因数の和:751

約数の個数: 40

約数和(自身を含む): 112210560

約数和(自身を除く): 42263091

約数列:

[1, 3, 9, 17, 27, 51, 79, 81, 153, 237, 459, 643, 711, 1343, 1377, 1929, 2133, 4029, 5787, 6399, 10931, 12087, 17361, 32793, 36261, 50797, 52083, 98379, 108783, 152391, 295137, 457173, 863549, 885411, 1371519, 2590647, 4114557, 7771941, 23315823, 69947469]

約数ペア:

[(1, 69947469), (3, 23315823), (9, 7771941), (17, 4114557), (27, 2590647), (51, 1371519), (79, 885411), (81, 863549), (153, 457173), (237, 295137), (459, 152391), (643, 108783), (711, 98379), (1343, 52083), (1377, 50797), (1929, 36261), (2133, 32793), (4029, 17361), (5787, 12087), (6399, 10931)]