198415518

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{248641}}^1$

素因数の和:248672

約数の個数: 32

約数和(自身を含む): 477392640

約数和(自身を除く): 278977122

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 266, 399, 798, 248641, 497282, 745923, 1491846, 1740487, 3480974, 4724179, 5221461, 9448358, 10442922, 14172537, 28345074, 33069253, 66138506, 99207759, 198415518]

約数ペア:

[(1, 198415518), (2, 99207759), (3, 66138506), (6, 33069253), (7, 28345074), (14, 14172537), (19, 10442922), (21, 9448358), (38, 5221461), (42, 4724179), (57, 3480974), (114, 1740487), (133, 1491846), (266, 745923), (399, 497282), (798, 248641)]