2153478243

素因数分解:

$3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{1235501}}^1$

素因数の和:1235594

約数の個数: 16

約数和(自身を含む): 3321029376

約数和(自身を除く): 1167551133

約数列:

[1, 3, 7, 21, 83, 249, 581, 1743, 1235501, 3706503, 8648507, 25945521, 102546583, 307639749, 717826081, 2153478243]

約数ペア:

[(1, 2153478243), (3, 717826081), (7, 307639749), (21, 102546583), (83, 25945521), (249, 8648507), (581, 3706503), (1743, 1235501)]