218361636

素因数分解:

$2^2\times 3^3\times {\mathrm{71}}^1\times {\mathrm{28477}}^1$

素因数の和:28561

約数の個数: 48

約数和(自身を含む): 574116480

約数和(自身を除く): 355754844

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 71, 108, 142, 213, 284, 426, 639, 852, 1278, 1917, 2556, 3834, 7668, 28477, 56954, 85431, 113908, 170862, 256293, 341724, 512586, 768879, 1025172, 1537758, 2021867, 3075516, 4043734, 6065601, 8087468, 12131202, 18196803, 24262404, 36393606, 54590409, 72787212, 109180818, 218361636]

約数ペア:

[(1, 218361636), (2, 109180818), (3, 72787212), (4, 54590409), (6, 36393606), (9, 24262404), (12, 18196803), (18, 12131202), (27, 8087468), (36, 6065601), (54, 4043734), (71, 3075516), (108, 2021867), (142, 1537758), (213, 1025172), (284, 768879), (426, 512586), (639, 341724), (852, 256293), (1278, 170862), (1917, 113908), (2556, 85431), (3834, 56954), (7668, 28477)]