213879224

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{11489}}^1$

素因数の和:11687

約数の個数: 32

約数和(自身を含む): 434322000

約数和(自身を除く): 220442776

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 179, 358, 716, 1432, 2327, 4654, 9308, 11489, 18616, 22978, 45956, 91912, 149357, 298714, 597428, 1194856, 2056531, 4113062, 8226124, 16452248, 26734903, 53469806, 106939612, 213879224]

約数ペア:

[(1, 213879224), (2, 106939612), (4, 53469806), (8, 26734903), (13, 16452248), (26, 8226124), (52, 4113062), (104, 2056531), (179, 1194856), (358, 597428), (716, 298714), (1432, 149357), (2327, 91912), (4654, 45956), (9308, 22978), (11489, 18616)]