66867788

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{15493}}^1$

素因数の和:15593

約数の個数: 24

約数和(自身を含む): 127546608

約数和(自身を除く): 60678820

約数列:

[1, 2, 4, 13, 26, 52, 83, 166, 332, 1079, 2158, 4316, 15493, 30986, 61972, 201409, 402818, 805636, 1285919, 2571838, 5143676, 16716947, 33433894, 66867788]

約数ペア:

[(1, 66867788), (2, 33433894), (4, 16716947), (13, 5143676), (26, 2571838), (52, 1285919), (83, 805636), (166, 402818), (332, 201409), (1079, 61972), (2158, 30986), (4316, 15493)]