744345

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1$

素因数の和:174

約数の個数: 48

約数和(自身を含む): 1572480

約数和(自身を除く): 828135

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 35, 45, 51, 63, 85, 105, 119, 139, 153, 255, 315, 357, 417, 595, 695, 765, 973, 1071, 1251, 1785, 2085, 2363, 2919, 4865, 5355, 6255, 7089, 8757, 11815, 14595, 16541, 21267, 35445, 43785, 49623, 82705, 106335, 148869, 248115, 744345]

約数ペア:

[(1, 744345), (3, 248115), (5, 148869), (7, 106335), (9, 82705), (15, 49623), (17, 43785), (21, 35445), (35, 21267), (45, 16541), (51, 14595), (63, 11815), (85, 8757), (105, 7089), (119, 6255), (139, 5355), (153, 4865), (255, 2919), (315, 2363), (357, 2085), (417, 1785), (595, 1251), (695, 1071), (765, 973)]