1999996838394

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{233}}^1\times {\mathrm{251}}^1\times {\mathrm{247811}}^1$

素因数の和:248323

約数の個数: 64

約数和(自身を含む): 4208537668608

約数和(自身を除く): 2208540830214

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 233, 251, 466, 502, 699, 753, 1398, 1506, 5359, 5773, 10718, 11546, 16077, 17319, 32154, 34638, 58483, 116966, 175449, 247811, 350898, 495622, 743433, 1345109, 1486866, 2690218, 4035327, 5699653, 8070654, 11399306, 17098959, 34197918, 57739963, 62200561, 115479926, 124401122, 173219889, 186601683, 346439778, 373203366, 1328019149, 1430612903, 2656038298, 2861225806, 3984057447, 4291838709, 7968114894, 8583677418, 14492730713, 28985461426, 43478192139, 86956384278, 333332806399, 666665612798, 999998419197, 1999996838394]

約数ペア:

[(1, 1999996838394), (2, 999998419197), (3, 666665612798), (6, 333332806399), (23, 86956384278), (46, 43478192139), (69, 28985461426), (138, 14492730713), (233, 8583677418), (251, 7968114894), (466, 4291838709), (502, 3984057447), (699, 2861225806), (753, 2656038298), (1398, 1430612903), (1506, 1328019149), (5359, 373203366), (5773, 346439778), (10718, 186601683), (11546, 173219889), (16077, 124401122), (17319, 115479926), (32154, 62200561), (34638, 57739963), (58483, 34197918), (116966, 17098959), (175449, 11399306), (247811, 8070654), (350898, 5699653), (495622, 4035327), (743433, 2690218), (1345109, 1486866)]