51358185

素因数分解:

$3^3\times 5^1\times {\mathrm{557}}^1\times {\mathrm{683}}^1$

素因数の和:1254

約数の個数: 32

約数和(自身を含む): 91601280

約数和(自身を除く): 40243095

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 557, 683, 1671, 2049, 2785, 3415, 5013, 6147, 8355, 10245, 15039, 18441, 25065, 30735, 75195, 92205, 380431, 1141293, 1902155, 3423879, 5706465, 10271637, 17119395, 51358185]

約数ペア:

[(1, 51358185), (3, 17119395), (5, 10271637), (9, 5706465), (15, 3423879), (27, 1902155), (45, 1141293), (135, 380431), (557, 92205), (683, 75195), (1671, 30735), (2049, 25065), (2785, 18441), (3415, 15039), (5013, 10245), (6147, 8355)]