654654205972

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{2040769}}^1$

素因数の和:2041016

約数の個数: 48

約数和(自身を含む): 1279970944000

約数和(自身を除く): 625316738028

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 199, 398, 403, 796, 806, 1612, 2587, 5174, 6169, 10348, 12338, 24676, 80197, 160394, 320788, 2040769, 4081538, 8163076, 26529997, 53059994, 63263839, 106119988, 126527678, 253055356, 406113031, 812226062, 822429907, 1624452124, 1644859814, 3289719628, 5279469403, 10558938806, 12589503961, 21117877612, 25179007922, 50358015844, 163663551493, 327327102986, 654654205972]

約数ペア:

[(1, 654654205972), (2, 327327102986), (4, 163663551493), (13, 50358015844), (26, 25179007922), (31, 21117877612), (52, 12589503961), (62, 10558938806), (124, 5279469403), (199, 3289719628), (398, 1644859814), (403, 1624452124), (796, 822429907), (806, 812226062), (1612, 406113031), (2587, 253055356), (5174, 126527678), (6169, 106119988), (10348, 63263839), (12338, 53059994), (24676, 26529997), (80197, 8163076), (160394, 4081538), (320788, 2040769)]