31293117

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{2551}}^1$

素因数の和:2633

約数の個数: 24

約数和(自身を含む): 47773440

約数和(自身を除く): 16480323

約数列:

[1, 3, 9, 29, 47, 87, 141, 261, 423, 1363, 2551, 4089, 7653, 12267, 22959, 73979, 119897, 221937, 359691, 665811, 1079073, 3477013, 10431039, 31293117]

約数ペア:

[(1, 31293117), (3, 10431039), (9, 3477013), (29, 1079073), (47, 665811), (87, 359691), (141, 221937), (261, 119897), (423, 73979), (1363, 22959), (2551, 12267), (4089, 7653)]