1268657215

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{18869}}^1$

素因数の和:19011

約数の個数: 32

約数和(自身を含む): 1858619520

約数和(自身を除く): 589962305

約数列:

[1, 5, 7, 17, 35, 85, 113, 119, 565, 595, 791, 1921, 3955, 9605, 13447, 18869, 67235, 94345, 132083, 320773, 660415, 1603865, 2132197, 2245411, 10660985, 11227055, 14925379, 36247349, 74626895, 181236745, 253731443, 1268657215]

約数ペア:

[(1, 1268657215), (5, 253731443), (7, 181236745), (17, 74626895), (35, 36247349), (85, 14925379), (113, 11227055), (119, 10660985), (565, 2245411), (595, 2132197), (791, 1603865), (1921, 660415), (3955, 320773), (9605, 132083), (13447, 94345), (18869, 67235)]