27965470

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1$

素因数の和:289

約数の個数: 64

約数和(自身を含む): 58060800

約数和(自身を除く): 30095330

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 47, 65, 94, 115, 130, 199, 230, 235, 299, 398, 470, 598, 611, 995, 1081, 1222, 1495, 1990, 2162, 2587, 2990, 3055, 4577, 5174, 5405, 6110, 9154, 9353, 10810, 12935, 14053, 18706, 22885, 25870, 28106, 45770, 46765, 59501, 70265, 93530, 119002, 121589, 140530, 215119, 243178, 297505, 430238, 595010, 607945, 1075595, 1215890, 2151190, 2796547, 5593094, 13982735, 27965470]

約数ペア:

[(1, 27965470), (2, 13982735), (5, 5593094), (10, 2796547), (13, 2151190), (23, 1215890), (26, 1075595), (46, 607945), (47, 595010), (65, 430238), (94, 297505), (115, 243178), (130, 215119), (199, 140530), (230, 121589), (235, 119002), (299, 93530), (398, 70265), (470, 59501), (598, 46765), (611, 45770), (995, 28106), (1081, 25870), (1222, 22885), (1495, 18706), (1990, 14053), (2162, 12935), (2587, 10810), (2990, 9353), (3055, 9154), (4577, 6110), (5174, 5405)]