168352009

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1$

素因数の和:337

約数の個数: 32

約数和(自身を含む): 205058304

約数和(自身を除く): 36706295

約数列:

[1, 7, 43, 53, 61, 173, 301, 371, 427, 1211, 2279, 2623, 3233, 7439, 9169, 10553, 15953, 18361, 22631, 52073, 64183, 73871, 139019, 394267, 453779, 559309, 973133, 2759869, 3176453, 3915163, 24050287, 168352009]

約数ペア:

[(1, 168352009), (7, 24050287), (43, 3915163), (53, 3176453), (61, 2759869), (173, 973133), (301, 559309), (371, 453779), (427, 394267), (1211, 139019), (2279, 73871), (2623, 64183), (3233, 52073), (7439, 22631), (9169, 18361), (10553, 15953)]