201520046

素因数分解:

$2^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{383}}^1$

素因数の和:478

約数の個数: 64

約数和(自身を含む): 387072000

約数和(自身を除く): 185551954

約数列:

[1, 2, 7, 13, 14, 26, 49, 59, 91, 98, 118, 182, 343, 383, 413, 637, 686, 766, 767, 826, 1274, 1534, 2681, 2891, 4459, 4979, 5362, 5369, 5782, 8918, 9958, 10738, 18767, 20237, 22597, 34853, 37534, 37583, 40474, 45194, 69706, 75166, 131369, 158179, 243971, 262738, 263081, 293761, 316358, 487942, 526162, 587522, 1107253, 1707797, 2056327, 2214506, 3415594, 4112654, 7750771, 14394289, 15501542, 28788578, 100760023, 201520046]

約数ペア:

[(1, 201520046), (2, 100760023), (7, 28788578), (13, 15501542), (14, 14394289), (26, 7750771), (49, 4112654), (59, 3415594), (91, 2214506), (98, 2056327), (118, 1707797), (182, 1107253), (343, 587522), (383, 526162), (413, 487942), (637, 316358), (686, 293761), (766, 263081), (767, 262738), (826, 243971), (1274, 158179), (1534, 131369), (2681, 75166), (2891, 69706), (4459, 45194), (4979, 40474), (5362, 37583), (5369, 37534), (5782, 34853), (8918, 22597), (9958, 20237), (10738, 18767)]