990396848

素因数分解:

$2^4\times 7^1\times {\mathrm{569}}^1\times {\mathrm{15541}}^1$

素因数の和:16125

約数の個数: 40

約数和(自身を含む): 2197017120

約数和(自身を除く): 1206620272

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 569, 1138, 2276, 3983, 4552, 7966, 9104, 15541, 15932, 31082, 31864, 62164, 63728, 108787, 124328, 217574, 248656, 435148, 870296, 1740592, 8842829, 17685658, 35371316, 61899803, 70742632, 123799606, 141485264, 247599212, 495198424, 990396848]

約数ペア:

[(1, 990396848), (2, 495198424), (4, 247599212), (7, 141485264), (8, 123799606), (14, 70742632), (16, 61899803), (28, 35371316), (56, 17685658), (112, 8842829), (569, 1740592), (1138, 870296), (2276, 435148), (3983, 248656), (4552, 217574), (7966, 124328), (9104, 108787), (15541, 63728), (15932, 62164), (31082, 31864)]