905790661438

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{2897}}^1\times {\mathrm{41611}}^1$

素因数の和:44557

約数の個数: 48

約数和(自身を含む): 1554907780944

約数和(自身を除く): 649117119506

約数列:

[1, 2, 13, 17, 26, 34, 221, 289, 442, 578, 2897, 3757, 5794, 7514, 37661, 41611, 49249, 75322, 83222, 98498, 540943, 640237, 707387, 837233, 1081886, 1280474, 1414774, 1674466, 9196031, 10884029, 12025579, 18392062, 21768058, 24051158, 120547067, 156332527, 241094134, 312665054, 1567111871, 2049300139, 3134223742, 4098600278, 26640901807, 34838102363, 53281803614, 69676204726, 452895330719, 905790661438]

約数ペア:

[(1, 905790661438), (2, 452895330719), (13, 69676204726), (17, 53281803614), (26, 34838102363), (34, 26640901807), (221, 4098600278), (289, 3134223742), (442, 2049300139), (578, 1567111871), (2897, 312665054), (3757, 241094134), (5794, 156332527), (7514, 120547067), (37661, 24051158), (41611, 21768058), (49249, 18392062), (75322, 12025579), (83222, 10884029), (98498, 9196031), (540943, 1674466), (640237, 1414774), (707387, 1280474), (837233, 1081886)]