389626785

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{487}}^1\times {\mathrm{773}}^1$

素因数の和:1294

約数の個数: 48

約数和(自身を含む): 707076864

約数和(自身を除く): 317450079

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 487, 773, 1035, 1461, 2319, 2435, 3865, 4383, 6957, 7305, 11201, 11595, 17779, 21915, 33603, 34785, 53337, 56005, 88895, 100809, 160011, 168015, 266685, 376451, 504045, 800055, 1129353, 1882255, 3388059, 5646765, 8658373, 16940295, 25975119, 43291865, 77925357, 129875595, 389626785]

約数ペア:

[(1, 389626785), (3, 129875595), (5, 77925357), (9, 43291865), (15, 25975119), (23, 16940295), (45, 8658373), (69, 5646765), (115, 3388059), (207, 1882255), (345, 1129353), (487, 800055), (773, 504045), (1035, 376451), (1461, 266685), (2319, 168015), (2435, 160011), (3865, 100809), (4383, 88895), (6957, 56005), (7305, 53337), (11201, 34785), (11595, 33603), (17779, 21915)]