275811745

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{4639}}^1$

素因数の和:4725

約数の個数: 32

約数和(自身を含む): 384860160

約数和(自身を除く): 109048415

約数列:

[1, 5, 11, 23, 47, 55, 115, 235, 253, 517, 1081, 1265, 2585, 4639, 5405, 11891, 23195, 51029, 59455, 106697, 218033, 255145, 533485, 1090165, 1173667, 2398363, 5014759, 5868335, 11991815, 25073795, 55162349, 275811745]

約数ペア:

[(1, 275811745), (5, 55162349), (11, 25073795), (23, 11991815), (47, 5868335), (55, 5014759), (115, 2398363), (235, 1173667), (253, 1090165), (517, 533485), (1081, 255145), (1265, 218033), (2585, 106697), (4639, 59455), (5405, 51029), (11891, 23195)]