557942714

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{3793}}^1$

素因数の和:3907

約数の個数: 48

約数和(自身を含む): 1038038400

約数和(自身を除く): 480095686

約数列:

[1, 2, 7, 14, 19, 38, 49, 79, 98, 133, 158, 266, 553, 931, 1106, 1501, 1862, 3002, 3793, 3871, 7586, 7742, 10507, 21014, 26551, 53102, 72067, 73549, 144134, 147098, 185857, 299647, 371714, 504469, 599294, 1008938, 2097529, 3531283, 4195058, 5693293, 7062566, 11386586, 14682703, 29365406, 39853051, 79706102, 278971357, 557942714]

約数ペア:

[(1, 557942714), (2, 278971357), (7, 79706102), (14, 39853051), (19, 29365406), (38, 14682703), (49, 11386586), (79, 7062566), (98, 5693293), (133, 4195058), (158, 3531283), (266, 2097529), (553, 1008938), (931, 599294), (1106, 504469), (1501, 371714), (1862, 299647), (3002, 185857), (3793, 147098), (3871, 144134), (7586, 73549), (7742, 72067), (10507, 53102), (21014, 26551)]