68489998

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{401}}^1$

素因数の和:552

約数の個数: 32

約数和(自身を含む): 111144960

約数和(自身を除く): 42654962

約数列:

[1, 2, 23, 46, 47, 79, 94, 158, 401, 802, 1081, 1817, 2162, 3634, 3713, 7426, 9223, 18446, 18847, 31679, 37694, 63358, 85399, 170798, 433481, 728617, 866962, 1457234, 1488913, 2977826, 34244999, 68489998]

約数ペア:

[(1, 68489998), (2, 34244999), (23, 2977826), (46, 1488913), (47, 1457234), (79, 866962), (94, 728617), (158, 433481), (401, 170798), (802, 85399), (1081, 63358), (1817, 37694), (2162, 31679), (3634, 18847), (3713, 18446), (7426, 9223)]