201816639

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{283}}^1$

素因数の和:444

約数の個数: 48

約数和(自身を含む): 318988800

約数和(自身を除く): 117172161

約数列:

[1, 3, 9, 17, 51, 59, 79, 153, 177, 237, 283, 531, 711, 849, 1003, 1343, 2547, 3009, 4029, 4661, 4811, 9027, 12087, 13983, 14433, 16697, 22357, 41949, 43299, 50091, 67071, 79237, 150273, 201213, 237711, 283849, 380069, 713133, 851547, 1140207, 1319063, 2554641, 3420621, 3957189, 11871567, 22424071, 67272213, 201816639]

約数ペア:

[(1, 201816639), (3, 67272213), (9, 22424071), (17, 11871567), (51, 3957189), (59, 3420621), (79, 2554641), (153, 1319063), (177, 1140207), (237, 851547), (283, 713133), (531, 380069), (711, 283849), (849, 237711), (1003, 201213), (1343, 150273), (2547, 79237), (3009, 67071), (4029, 50091), (4661, 43299), (4811, 41949), (9027, 22357), (12087, 16697), (13983, 14433)]