144156789

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{331}}^1$

素因数の和:598

約数の個数: 48

約数和(自身を含む): 247496704

約数和(自身を除く): 103339915

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 223, 279, 331, 651, 669, 993, 1561, 1953, 2007, 2317, 2979, 4683, 6913, 6951, 10261, 14049, 20739, 20853, 30783, 48391, 62217, 71827, 73813, 92349, 145173, 215481, 221439, 435519, 516691, 646443, 664317, 1550073, 2288203, 4650219, 6864609, 16017421, 20593827, 48052263, 144156789]

約数ペア:

[(1, 144156789), (3, 48052263), (7, 20593827), (9, 16017421), (21, 6864609), (31, 4650219), (63, 2288203), (93, 1550073), (217, 664317), (223, 646443), (279, 516691), (331, 435519), (651, 221439), (669, 215481), (993, 145173), (1561, 92349), (1953, 73813), (2007, 71827), (2317, 62217), (2979, 48391), (4683, 30783), (6913, 20853), (6951, 20739), (10261, 14049)]