678794012

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{119759}}^1$

素因数の和:119885

約数の個数: 24

約数和(自身を含む): 1291012800

約数和(自身を除く): 612218788

約数列:

[1, 2, 4, 13, 26, 52, 109, 218, 436, 1417, 2834, 5668, 119759, 239518, 479036, 1556867, 3113734, 6227468, 13053731, 26107462, 52214924, 169698503, 339397006, 678794012]

約数ペア:

[(1, 678794012), (2, 339397006), (4, 169698503), (13, 52214924), (26, 26107462), (52, 13053731), (109, 6227468), (218, 3113734), (436, 1556867), (1417, 479036), (2834, 239518), (5668, 119759)]