1212168916

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{48479}}^1$

素因数の和:48556

約数の個数: 48

約数和(自身を含む): 2606284800

約数和(自身を除く): 1394115884

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 47, 76, 94, 133, 188, 266, 329, 532, 658, 893, 1316, 1786, 3572, 6251, 12502, 25004, 48479, 96958, 193916, 339353, 678706, 921101, 1357412, 1842202, 2278513, 3684404, 4557026, 6447707, 9114052, 12895414, 15949591, 25790828, 31899182, 43291747, 63798364, 86583494, 173166988, 303042229, 606084458, 1212168916]

約数ペア:

[(1, 1212168916), (2, 606084458), (4, 303042229), (7, 173166988), (14, 86583494), (19, 63798364), (28, 43291747), (38, 31899182), (47, 25790828), (76, 15949591), (94, 12895414), (133, 9114052), (188, 6447707), (266, 4557026), (329, 3684404), (532, 2278513), (658, 1842202), (893, 1357412), (1316, 921101), (1786, 678706), (3572, 339353), (6251, 193916), (12502, 96958), (25004, 48479)]