127218987

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{54577}}^1$

素因数の和:54627

約数の個数: 24

約数和(自身を含む): 215692256

約数和(自身を除く): 88473269

約数列:

[1, 3, 7, 9, 21, 37, 63, 111, 259, 333, 777, 2331, 54577, 163731, 382039, 491193, 1146117, 2019349, 3438351, 6058047, 14135443, 18174141, 42406329, 127218987]

約数ペア:

[(1, 127218987), (3, 42406329), (7, 18174141), (9, 14135443), (21, 6058047), (37, 3438351), (63, 2019349), (111, 1146117), (259, 491193), (333, 382039), (777, 163731), (2331, 54577)]