129201212

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{439}}^1\times {\mathrm{457}}^1$

素因数の和:930

約数の個数: 48

約数和(自身を含む): 270842880

約数和(自身を除く): 141641668

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 439, 457, 644, 878, 914, 1756, 1828, 3073, 3199, 6146, 6398, 10097, 10511, 12292, 12796, 20194, 21022, 40388, 42044, 70679, 73577, 141358, 147154, 200623, 282716, 294308, 401246, 802492, 1404361, 2808722, 4614329, 5617444, 9228658, 18457316, 32300303, 64600606, 129201212]

約数ペア:

[(1, 129201212), (2, 64600606), (4, 32300303), (7, 18457316), (14, 9228658), (23, 5617444), (28, 4614329), (46, 2808722), (92, 1404361), (161, 802492), (322, 401246), (439, 294308), (457, 282716), (644, 200623), (878, 147154), (914, 141358), (1756, 73577), (1828, 70679), (3073, 42044), (3199, 40388), (6146, 21022), (6398, 20194), (10097, 12796), (10511, 12292)]