389690154

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{23609}}^1$

素因数の和:23755

約数の個数: 48

約数和(自身を含む): 972354240

約数和(自身を除く): 582664086

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 131, 262, 393, 786, 917, 1179, 1834, 2358, 2751, 5502, 8253, 16506, 23609, 47218, 70827, 141654, 165263, 212481, 330526, 424962, 495789, 991578, 1487367, 2974734, 3092779, 6185558, 9278337, 18556674, 21649453, 27835011, 43298906, 55670022, 64948359, 129896718, 194845077, 389690154]

約数ペア:

[(1, 389690154), (2, 194845077), (3, 129896718), (6, 64948359), (7, 55670022), (9, 43298906), (14, 27835011), (18, 21649453), (21, 18556674), (42, 9278337), (63, 6185558), (126, 3092779), (131, 2974734), (262, 1487367), (393, 991578), (786, 495789), (917, 424962), (1179, 330526), (1834, 212481), (2358, 165263), (2751, 141654), (5502, 70827), (8253, 47218), (16506, 23609)]