1381937013

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{218419}}^1$

素因数の和:218481

約数の個数: 24

約数和(自身を含む): 2157989600

約数和(自身を除く): 776052587

約数列:

[1, 3, 9, 19, 37, 57, 111, 171, 333, 703, 2109, 6327, 218419, 655257, 1965771, 4149961, 8081503, 12449883, 24244509, 37349649, 72733527, 153548557, 460645671, 1381937013]

約数ペア:

[(1, 1381937013), (3, 460645671), (9, 153548557), (19, 72733527), (37, 37349649), (57, 24244509), (111, 12449883), (171, 8081503), (333, 4149961), (703, 1965771), (2109, 655257), (6327, 218419)]