12545005

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1$

素因数の和:297

約数の個数: 32

約数和(自身を含む): 17584128

約数和(自身を除く): 5039123

約数列:

[1, 5, 11, 23, 47, 55, 115, 211, 235, 253, 517, 1055, 1081, 1265, 2321, 2585, 4853, 5405, 9917, 11605, 11891, 24265, 49585, 53383, 59455, 109087, 228091, 266915, 545435, 1140455, 2509001, 12545005]

約数ペア:

[(1, 12545005), (5, 2509001), (11, 1140455), (23, 545435), (47, 266915), (55, 228091), (115, 109087), (211, 59455), (235, 53383), (253, 49585), (517, 24265), (1055, 11891), (1081, 11605), (1265, 9917), (2321, 5405), (2585, 4853)]