31515129

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2671}}^1$

素因数の和:2722

約数の個数: 32

約数和(自身を含む): 51302400

約数和(自身を除く): 19787271

約数列:

[1, 3, 9, 19, 23, 27, 57, 69, 171, 207, 437, 513, 621, 1311, 2671, 3933, 8013, 11799, 24039, 50749, 61433, 72117, 152247, 184299, 456741, 552897, 1167227, 1370223, 1658691, 3501681, 10505043, 31515129]

約数ペア:

[(1, 31515129), (3, 10505043), (9, 3501681), (19, 1658691), (23, 1370223), (27, 1167227), (57, 552897), (69, 456741), (171, 184299), (207, 152247), (437, 72117), (513, 61433), (621, 50749), (1311, 24039), (2671, 11799), (3933, 8013)]