66821144

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{15671}}^1$

素因数の和:15731

約数の個数: 32

約数和(自身を含む): 138227040

約数和(自身を除く): 71405896

約数列:

[1, 2, 4, 8, 13, 26, 41, 52, 82, 104, 164, 328, 533, 1066, 2132, 4264, 15671, 31342, 62684, 125368, 203723, 407446, 642511, 814892, 1285022, 1629784, 2570044, 5140088, 8352643, 16705286, 33410572, 66821144]

約数ペア:

[(1, 66821144), (2, 33410572), (4, 16705286), (8, 8352643), (13, 5140088), (26, 2570044), (41, 1629784), (52, 1285022), (82, 814892), (104, 642511), (164, 407446), (328, 203723), (533, 125368), (1066, 62684), (2132, 31342), (4264, 15671)]