399990546

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{1169563}}^1$

素因数の和:1169590

約数の個数: 24

約数和(自身を含む): 912259920

約数和(自身を除く): 512269374

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 1169563, 2339126, 3508689, 7017378, 10526067, 21052134, 22221697, 44443394, 66665091, 133330182, 199995273, 399990546]

約数ペア:

[(1, 399990546), (2, 199995273), (3, 133330182), (6, 66665091), (9, 44443394), (18, 22221697), (19, 21052134), (38, 10526067), (57, 7017378), (114, 3508689), (171, 2339126), (342, 1169563)]