16400955

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{347}}^1$

素因数の和:515

約数の個数: 32

約数和(自身を含む): 27661824

約数和(自身を除く): 11260869

約数列:

[1, 3, 5, 15, 23, 69, 115, 137, 345, 347, 411, 685, 1041, 1735, 2055, 3151, 5205, 7981, 9453, 15755, 23943, 39905, 47265, 47539, 119715, 142617, 237695, 713085, 1093397, 3280191, 5466985, 16400955]

約数ペア:

[(1, 16400955), (3, 5466985), (5, 3280191), (15, 1093397), (23, 713085), (69, 237695), (115, 142617), (137, 119715), (345, 47539), (347, 47265), (411, 39905), (685, 23943), (1041, 15755), (1735, 9453), (2055, 7981), (3151, 5205)]