1399681917

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{1401083}}^1$

素因数の和:1401129

約数の個数: 16

約数和(自身を含む): 2129647680

約数和(自身を除く): 729965763

約数列:

[1, 3, 9, 27, 37, 111, 333, 999, 1401083, 4203249, 12609747, 37829241, 51840071, 155520213, 466560639, 1399681917]

約数ペア:

[(1, 1399681917), (3, 466560639), (9, 155520213), (27, 51840071), (37, 37829241), (111, 12609747), (333, 4203249), (999, 1401083)]