201191931

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{130729}}^1$

素因数の和:130760

約数の個数: 20

約数和(自身を含む): 316366600

約数和(自身を除く): 115174669

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 130729, 392187, 1176561, 2483851, 3529683, 7451553, 10589049, 22354659, 67063977, 201191931]

約数ペア:

[(1, 201191931), (3, 67063977), (9, 22354659), (19, 10589049), (27, 7451553), (57, 3529683), (81, 2483851), (171, 1176561), (513, 392187), (1539, 130729)]