738831009

素因数分解:

$3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1\times {\mathrm{1993}}^1$

素因数の和:2269

約数の個数: 32

約数和(自身を含む): 1143439360

約数和(自身を除く): 404608351

約数列:

[1, 3, 7, 21, 127, 139, 381, 417, 889, 973, 1993, 2667, 2919, 5979, 13951, 17653, 41853, 52959, 123571, 253111, 277027, 370713, 759333, 831081, 1771777, 1939189, 5315331, 5817567, 35182429, 105547287, 246277003, 738831009]

約数ペア:

[(1, 738831009), (3, 246277003), (7, 105547287), (21, 35182429), (127, 5817567), (139, 5315331), (381, 1939189), (417, 1771777), (889, 831081), (973, 759333), (1993, 370713), (2667, 277027), (2919, 253111), (5979, 123571), (13951, 52959), (17653, 41853)]