1425004945

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3131879}}^1$

素因数の和:3131904

約数の個数: 16

約数和(自身を含む): 2104623360

約数和(自身を除く): 679618415

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 3131879, 15659395, 21923153, 40714427, 109615765, 203572135, 285000989, 1425004945]

約数ペア:

[(1, 1425004945), (5, 285000989), (7, 203572135), (13, 109615765), (35, 40714427), (65, 21923153), (91, 15659395), (455, 3131879)]