172694005

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{647}}^1$

素因数の和:897

約数の個数: 32

約数和(自身を含む): 237385728

約数和(自身を除く): 64691723

約数列:

[1, 5, 11, 23, 55, 115, 211, 253, 647, 1055, 1265, 2321, 3235, 4853, 7117, 11605, 14881, 24265, 35585, 53383, 74405, 136517, 163691, 266915, 682585, 818455, 1501687, 3139891, 7508435, 15699455, 34538801, 172694005]

約数ペア:

[(1, 172694005), (5, 34538801), (11, 15699455), (23, 7508435), (55, 3139891), (115, 1501687), (211, 818455), (253, 682585), (647, 266915), (1055, 163691), (1265, 136517), (2321, 74405), (3235, 53383), (4853, 35585), (7117, 24265), (11605, 14881)]