131918215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{10853}}^1$

素因数の和:10899

約数の個数: 32

約数和(自身を含む): 196934976

約数和(自身を除く): 65016761

約数列:

[1, 5, 11, 13, 17, 55, 65, 85, 143, 187, 221, 715, 935, 1105, 2431, 10853, 12155, 54265, 119383, 141089, 184501, 596915, 705445, 922505, 1551979, 2029511, 2398513, 7759895, 10147555, 11992565, 26383643, 131918215]

約数ペア:

[(1, 131918215), (5, 26383643), (11, 11992565), (13, 10147555), (17, 7759895), (55, 2398513), (65, 2029511), (85, 1551979), (143, 922505), (187, 705445), (221, 596915), (715, 184501), (935, 141089), (1105, 119383), (2431, 54265), (10853, 12155)]