7283745

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1217}}^1$

素因数の和:1254

約数の個数: 48

約数和(自身を含む): 15200640

約数和(自身を除く): 7916895

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 45, 57, 63, 95, 105, 133, 171, 285, 315, 399, 665, 855, 1197, 1217, 1995, 3651, 5985, 6085, 8519, 10953, 18255, 23123, 25557, 42595, 54765, 69369, 76671, 115615, 127785, 161861, 208107, 346845, 383355, 485583, 809305, 1040535, 1456749, 2427915, 7283745]

約数ペア:

[(1, 7283745), (3, 2427915), (5, 1456749), (7, 1040535), (9, 809305), (15, 485583), (19, 383355), (21, 346845), (35, 208107), (45, 161861), (57, 127785), (63, 115615), (95, 76671), (105, 69369), (133, 54765), (171, 42595), (285, 25557), (315, 23123), (399, 18255), (665, 10953), (855, 8519), (1197, 6085), (1217, 5985), (1995, 3651)]