29999788

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1129}}^1$

素因数の和:1226

約数の個数: 48

約数和(自身を含む): 65558080

約数和(自身を除く): 35558292

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 73, 91, 146, 182, 292, 364, 511, 949, 1022, 1129, 1898, 2044, 2258, 3796, 4516, 6643, 7903, 13286, 14677, 15806, 26572, 29354, 31612, 58708, 82417, 102739, 164834, 205478, 329668, 410956, 576919, 1071421, 1153838, 2142842, 2307676, 4285684, 7499947, 14999894, 29999788]

約数ペア:

[(1, 29999788), (2, 14999894), (4, 7499947), (7, 4285684), (13, 2307676), (14, 2142842), (26, 1153838), (28, 1071421), (52, 576919), (73, 410956), (91, 329668), (146, 205478), (182, 164834), (292, 102739), (364, 82417), (511, 58708), (949, 31612), (1022, 29354), (1129, 26572), (1898, 15806), (2044, 14677), (2258, 13286), (3796, 7903), (4516, 6643)]