520080477

素因数分解:

$3^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{347}}^1\times {\mathrm{479}}^1$

素因数の和:985

約数の個数: 32

約数和(自身を含む): 801792000

約数和(自身を除く): 281711523

約数列:

[1, 3, 7, 21, 149, 347, 447, 479, 1041, 1043, 1437, 2429, 3129, 3353, 7287, 10059, 51703, 71371, 155109, 166213, 214113, 361921, 498639, 499597, 1085763, 1163491, 1498791, 3490473, 24765737, 74297211, 173360159, 520080477]

約数ペア:

[(1, 520080477), (3, 173360159), (7, 74297211), (21, 24765737), (149, 3490473), (347, 1498791), (447, 1163491), (479, 1085763), (1041, 499597), (1043, 498639), (1437, 361921), (2429, 214113), (3129, 166213), (3353, 155109), (7287, 71371), (10059, 51703)]