208095039

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{5351}}^1$

素因数の和:5535

約数の個数: 24

約数和(自身を含む): 313092000

約数和(自身を除く): 104996961

約数列:

[1, 3, 9, 29, 87, 149, 261, 447, 1341, 4321, 5351, 12963, 16053, 38889, 48159, 155179, 465537, 797299, 1396611, 2391897, 7175691, 23121671, 69365013, 208095039]

約数ペア:

[(1, 208095039), (3, 69365013), (9, 23121671), (29, 7175691), (87, 2391897), (149, 1396611), (261, 797299), (447, 465537), (1341, 155179), (4321, 48159), (5351, 38889), (12963, 16053)]