218289318

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{7307}}^1$

素因数の和:7708

約数の個数: 32

約数和(自身を含む): 471453696

約数和(自身を除く): 253164378

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 383, 766, 1149, 2298, 4979, 7307, 9958, 14614, 14937, 21921, 29874, 43842, 94991, 189982, 284973, 569946, 2798581, 5597162, 8395743, 16791486, 36381553, 72763106, 109144659, 218289318]

約数ペア:

[(1, 218289318), (2, 109144659), (3, 72763106), (6, 36381553), (13, 16791486), (26, 8395743), (39, 5597162), (78, 2798581), (383, 569946), (766, 284973), (1149, 189982), (2298, 94991), (4979, 43842), (7307, 29874), (9958, 21921), (14614, 14937)]