219898085

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{167}}^1\times {\mathrm{269}}^1$

素因数の和:541

約数の個数: 32

約数和(自身を含む): 293932800

約数和(自身を除く): 74034715

約数列:

[1, 5, 11, 55, 89, 167, 269, 445, 835, 979, 1345, 1837, 2959, 4895, 9185, 14795, 14863, 23941, 44923, 74315, 119705, 163493, 224615, 263351, 494153, 817465, 1316755, 2470765, 3998147, 19990735, 43979617, 219898085]

約数ペア:

[(1, 219898085), (5, 43979617), (11, 19990735), (55, 3998147), (89, 2470765), (167, 1316755), (269, 817465), (445, 494153), (835, 263351), (979, 224615), (1345, 163493), (1837, 119705), (2959, 74315), (4895, 44923), (9185, 23941), (14795, 14863)]