208097448

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{666979}}^1$

素因数の和:667001

約数の個数: 32

約数和(自身を含む): 560263200

約数和(自身を除く): 352165752

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 666979, 1333958, 2000937, 2667916, 4001874, 5335832, 8003748, 8670727, 16007496, 17341454, 26012181, 34682908, 52024362, 69365816, 104048724, 208097448]

約数ペア:

[(1, 208097448), (2, 104048724), (3, 69365816), (4, 52024362), (6, 34682908), (8, 26012181), (12, 17341454), (13, 16007496), (24, 8670727), (26, 8003748), (39, 5335832), (52, 4001874), (78, 2667916), (104, 2000937), (156, 1333958), (312, 666979)]