128374708

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^2\times {\mathrm{5413}}^1$

素因数の和:5453

約数の個数: 54

約数和(自身を含む): 287304738

約数和(自身を除く): 158930030

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 121, 154, 196, 242, 308, 484, 539, 847, 1078, 1694, 2156, 3388, 5413, 5929, 10826, 11858, 21652, 23716, 37891, 59543, 75782, 119086, 151564, 238172, 265237, 416801, 530474, 654973, 833602, 1060948, 1309946, 1667204, 2619892, 2917607, 4584811, 5835214, 9169622, 11670428, 18339244, 32093677, 64187354, 128374708]

約数ペア:

[(1, 128374708), (2, 64187354), (4, 32093677), (7, 18339244), (11, 11670428), (14, 9169622), (22, 5835214), (28, 4584811), (44, 2917607), (49, 2619892), (77, 1667204), (98, 1309946), (121, 1060948), (154, 833602), (196, 654973), (242, 530474), (308, 416801), (484, 265237), (539, 238172), (847, 151564), (1078, 119086), (1694, 75782), (2156, 59543), (3388, 37891), (5413, 23716), (5929, 21652), (10826, 11858)]