208783026

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{163367}}^1$

素因数の和:163446

約数の個数: 24

約数和(自身を含む): 458737344

約数和(自身を除く): 249954318

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 163367, 326734, 490101, 980202, 1470303, 2940606, 11599057, 23198114, 34797171, 69594342, 104391513, 208783026]

約数ペア:

[(1, 208783026), (2, 104391513), (3, 69594342), (6, 34797171), (9, 23198114), (18, 11599057), (71, 2940606), (142, 1470303), (213, 980202), (426, 490101), (639, 326734), (1278, 163367)]