13221549

素因数分解:

$3^4\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:124

約数の個数: 60

約数和(自身を含む): 23173920

約数和(自身を除く): 9952371

約数列:

[1, 3, 9, 11, 19, 27, 33, 57, 71, 81, 99, 121, 171, 209, 213, 297, 363, 513, 627, 639, 781, 891, 1089, 1349, 1539, 1881, 1917, 2299, 2343, 3267, 4047, 5643, 5751, 6897, 7029, 8591, 9801, 12141, 14839, 16929, 20691, 21087, 25773, 36423, 44517, 62073, 63261, 77319, 109269, 133551, 163229, 186219, 231957, 400653, 489687, 695871, 1201959, 1469061, 4407183, 13221549]

約数ペア:

[(1, 13221549), (3, 4407183), (9, 1469061), (11, 1201959), (19, 695871), (27, 489687), (33, 400653), (57, 231957), (71, 186219), (81, 163229), (99, 133551), (121, 109269), (171, 77319), (209, 63261), (213, 62073), (297, 44517), (363, 36423), (513, 25773), (627, 21087), (639, 20691), (781, 16929), (891, 14839), (1089, 12141), (1349, 9801), (1539, 8591), (1881, 7029), (1917, 6897), (2299, 5751), (2343, 5643), (3267, 4047)]