1640783943

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{32503}}^1$

素因数の和:32659

約数の個数: 24

約数和(自身を含む): 2433899520

約数和(自身を除く): 793115577

約数列:

[1, 3, 9, 71, 79, 213, 237, 639, 711, 5609, 16827, 32503, 50481, 97509, 292527, 2307713, 2567737, 6923139, 7703211, 20769417, 23109633, 182309327, 546927981, 1640783943]

約数ペア:

[(1, 1640783943), (3, 546927981), (9, 182309327), (71, 23109633), (79, 20769417), (213, 7703211), (237, 6923139), (639, 2567737), (711, 2307713), (5609, 292527), (16827, 97509), (32503, 50481)]