142788933

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2339}}^1$

素因数の和:2391

約数の個数: 64

約数和(自身を含む): 269568000

約数和(自身を除く): 126779067

約数列:

[1, 3, 7, 9, 17, 19, 21, 27, 51, 57, 63, 119, 133, 153, 171, 189, 323, 357, 399, 459, 513, 969, 1071, 1197, 2261, 2339, 2907, 3213, 3591, 6783, 7017, 8721, 16373, 20349, 21051, 39763, 44441, 49119, 61047, 63153, 119289, 133323, 147357, 278341, 311087, 357867, 399969, 442071, 755497, 835023, 933261, 1073601, 1199907, 2266491, 2505069, 2799783, 5288479, 6799473, 7515207, 8399349, 15865437, 20398419, 47596311, 142788933]

約数ペア:

[(1, 142788933), (3, 47596311), (7, 20398419), (9, 15865437), (17, 8399349), (19, 7515207), (21, 6799473), (27, 5288479), (51, 2799783), (57, 2505069), (63, 2266491), (119, 1199907), (133, 1073601), (153, 933261), (171, 835023), (189, 755497), (323, 442071), (357, 399969), (399, 357867), (459, 311087), (513, 278341), (969, 147357), (1071, 133323), (1197, 119289), (2261, 63153), (2339, 61047), (2907, 49119), (3213, 44441), (3591, 39763), (6783, 21051), (7017, 20349), (8721, 16373)]