28056236

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{389}}^1$

素因数の和:498

約数の個数: 48

約数和(自身を含む): 56565600

約数和(自身を除く): 28509364

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 73, 76, 146, 247, 292, 389, 494, 778, 949, 988, 1387, 1556, 1898, 2774, 3796, 5057, 5548, 7391, 10114, 14782, 18031, 20228, 28397, 29564, 36062, 56794, 72124, 96083, 113588, 192166, 369161, 384332, 539543, 738322, 1079086, 1476644, 2158172, 7014059, 14028118, 28056236]

約数ペア:

[(1, 28056236), (2, 14028118), (4, 7014059), (13, 2158172), (19, 1476644), (26, 1079086), (38, 738322), (52, 539543), (73, 384332), (76, 369161), (146, 192166), (247, 113588), (292, 96083), (389, 72124), (494, 56794), (778, 36062), (949, 29564), (988, 28397), (1387, 20228), (1556, 18031), (1898, 14782), (2774, 10114), (3796, 7391), (5057, 5548)]