65643228

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{260489}}^1$

素因数の和:260506

約数の個数: 36

約数和(自身を含む): 189636720

約数和(自身を除く): 123993492

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 260489, 520978, 781467, 1041956, 1562934, 1823423, 2344401, 3125868, 3646846, 4688802, 5470269, 7293692, 9377604, 10940538, 16410807, 21881076, 32821614, 65643228]

約数ペア:

[(1, 65643228), (2, 32821614), (3, 21881076), (4, 16410807), (6, 10940538), (7, 9377604), (9, 7293692), (12, 5470269), (14, 4688802), (18, 3646846), (21, 3125868), (28, 2344401), (36, 1823423), (42, 1562934), (63, 1041956), (84, 781467), (126, 520978), (252, 260489)]