20173143347

素因数分解:

$7^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{349}}^1\times {\mathrm{431}}^1$

素因数の和:841

約数の個数: 64

約数和(自身を含む): 26127360000

約数和(自身を除く): 5954216653

約数列:

[1, 7, 17, 23, 49, 119, 161, 343, 349, 391, 431, 833, 1127, 2443, 2737, 3017, 5831, 5933, 7327, 7889, 8027, 9913, 17101, 19159, 21119, 41531, 51289, 56189, 69391, 119707, 134113, 136459, 147833, 150419, 168521, 290717, 359023, 393323, 485737, 955213, 1052933, 1179647, 2035019, 2513161, 2557123, 2753261, 3400159, 3459637, 6686491, 7370531, 8257529, 17899861, 24217459, 46805437, 51593717, 57802703, 58813829, 125299027, 169522213, 411696803, 877093189, 1186655491, 2881877621, 20173143347]

約数ペア:

[(1, 20173143347), (7, 2881877621), (17, 1186655491), (23, 877093189), (49, 411696803), (119, 169522213), (161, 125299027), (343, 58813829), (349, 57802703), (391, 51593717), (431, 46805437), (833, 24217459), (1127, 17899861), (2443, 8257529), (2737, 7370531), (3017, 6686491), (5831, 3459637), (5933, 3400159), (7327, 2753261), (7889, 2557123), (8027, 2513161), (9913, 2035019), (17101, 1179647), (19159, 1052933), (21119, 955213), (41531, 485737), (51289, 393323), (56189, 359023), (69391, 290717), (119707, 168521), (134113, 150419), (136459, 147833)]