66640185

素因数分解:

$3^3\times 5^1\times {\mathrm{401}}^1\times {\mathrm{1231}}^1$

素因数の和:1646

約数の個数: 32

約数和(自身を含む): 118863360

約数和(自身を除く): 52223175

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 401, 1203, 1231, 2005, 3609, 3693, 6015, 6155, 10827, 11079, 18045, 18465, 33237, 54135, 55395, 166185, 493631, 1480893, 2468155, 4442679, 7404465, 13328037, 22213395, 66640185]

約数ペア:

[(1, 66640185), (3, 22213395), (5, 13328037), (9, 7404465), (15, 4442679), (27, 2468155), (45, 1480893), (135, 493631), (401, 166185), (1203, 55395), (1231, 54135), (2005, 33237), (3609, 18465), (3693, 18045), (6015, 11079), (6155, 10827)]