28464332

素因数分解:

$2^2\times {\mathrm{13}}^3\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:163

約数の個数: 48

約数和(自身を含む): 55977600

約数和(自身を除く): 27513268

約数列:

[1, 2, 4, 13, 26, 41, 52, 79, 82, 158, 164, 169, 316, 338, 533, 676, 1027, 1066, 2054, 2132, 2197, 3239, 4108, 4394, 6478, 6929, 8788, 12956, 13351, 13858, 26702, 27716, 42107, 53404, 84214, 90077, 168428, 173563, 180154, 347126, 360308, 547391, 694252, 1094782, 2189564, 7116083, 14232166, 28464332]

約数ペア:

[(1, 28464332), (2, 14232166), (4, 7116083), (13, 2189564), (26, 1094782), (41, 694252), (52, 547391), (79, 360308), (82, 347126), (158, 180154), (164, 173563), (169, 168428), (316, 90077), (338, 84214), (533, 53404), (676, 42107), (1027, 27716), (1066, 26702), (2054, 13858), (2132, 13351), (2197, 12956), (3239, 8788), (4108, 6929), (4394, 6478)]