217231671

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{557}}^1\times {\mathrm{1831}}^1$

素因数の和:2462

約数の個数: 16

約数和(自身を含む): 294409728

約数和(自身を除く): 77178057

約数列:

[1, 3, 71, 213, 557, 1671, 1831, 5493, 39547, 118641, 130001, 390003, 1019867, 3059601, 72410557, 217231671]

約数ペア:

[(1, 217231671), (3, 72410557), (71, 3059601), (213, 1019867), (557, 390003), (1671, 130001), (1831, 118641), (5493, 39547)]