381415788

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{814991}}^1$

素因数の和:815014

約数の個数: 36

約数和(自身を含む): 1038299808

約数和(自身を除く): 656884020

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 814991, 1629982, 2444973, 3259964, 4889946, 7334919, 9779892, 10594883, 14669838, 21189766, 29339676, 31784649, 42379532, 63569298, 95353947, 127138596, 190707894, 381415788]

約数ペア:

[(1, 381415788), (2, 190707894), (3, 127138596), (4, 95353947), (6, 63569298), (9, 42379532), (12, 31784649), (13, 29339676), (18, 21189766), (26, 14669838), (36, 10594883), (39, 9779892), (52, 7334919), (78, 4889946), (117, 3259964), (156, 2444973), (234, 1629982), (468, 814991)]