128801596

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^2\times {\mathrm{5431}}^1$

素因数の和:5471

約数の個数: 54

約数和(自身を含む): 288259944

約数和(自身を除く): 159458348

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, 5431, 5929, 10862, 11858, 21724, 23716, 38017, 59741, 76034, 119482, 152068, 238964, 266119, 418187, 532238, 657151, 836374, 1064476, 1314302, 1672748, 2628604, 2927309, 4600057, 5854618, 9200114, 11709236, 18400228, 32200399, 64400798, 128801596]

約数ペア:

[(1, 128801596), (2, 64400798), (4, 32200399), (7, 18400228), (11, 11709236), (14, 9200114), (22, 5854618), (28, 4600057), (44, 2927309), (49, 2628604), (77, 1672748), (98, 1314302), (121, 1064476), (154, 836374), (196, 657151), (242, 532238), (308, 418187), (484, 266119), (539, 238964), (847, 152068), (1078, 119482), (1694, 76034), (2156, 59741), (3388, 38017), (5431, 23716), (5929, 21724), (10862, 11858)]