142769781

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1549}}^1$

素因数の和:1599

約数の個数: 72

約数和(自身を含む): 275652000

約数和(自身を除く): 132882219

約数列:

[1, 3, 7, 9, 11, 19, 21, 33, 49, 57, 63, 77, 99, 133, 147, 171, 209, 231, 399, 441, 539, 627, 693, 931, 1197, 1463, 1549, 1617, 1881, 2793, 4389, 4647, 4851, 8379, 10241, 10843, 13167, 13941, 17039, 29431, 30723, 32529, 51117, 75901, 88293, 92169, 97587, 119273, 153351, 206017, 227703, 264879, 323741, 357819, 618051, 683109, 834911, 971223, 1073457, 1442119, 1854153, 2266187, 2504733, 2913669, 4326357, 6798561, 7514199, 12979071, 15863309, 20395683, 47589927, 142769781]

約数ペア:

[(1, 142769781), (3, 47589927), (7, 20395683), (9, 15863309), (11, 12979071), (19, 7514199), (21, 6798561), (33, 4326357), (49, 2913669), (57, 2504733), (63, 2266187), (77, 1854153), (99, 1442119), (133, 1073457), (147, 971223), (171, 834911), (209, 683109), (231, 618051), (399, 357819), (441, 323741), (539, 264879), (627, 227703), (693, 206017), (931, 153351), (1197, 119273), (1463, 97587), (1549, 92169), (1617, 88293), (1881, 75901), (2793, 51117), (4389, 32529), (4647, 30723), (4851, 29431), (8379, 17039), (10241, 13941), (10843, 13167)]