494865338

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{191}}^1$

素因数の和:395

約数の個数: 64

約数和(自身を含む): 875888640

約数和(自身を除く): 381023302

約数列:

[1, 2, 11, 22, 29, 31, 58, 62, 131, 191, 262, 319, 341, 382, 638, 682, 899, 1441, 1798, 2101, 2882, 3799, 4061, 4202, 5539, 5921, 7598, 8122, 9889, 11078, 11842, 19778, 25021, 41789, 44671, 50042, 60929, 65131, 83578, 89342, 117769, 121858, 130262, 171709, 235538, 275231, 343418, 550462, 725609, 775651, 1295459, 1451218, 1551302, 1888799, 2590918, 3777598, 7981699, 8532161, 15963398, 17064322, 22493879, 44987758, 247432669, 494865338]

約数ペア:

[(1, 494865338), (2, 247432669), (11, 44987758), (22, 22493879), (29, 17064322), (31, 15963398), (58, 8532161), (62, 7981699), (131, 3777598), (191, 2590918), (262, 1888799), (319, 1551302), (341, 1451218), (382, 1295459), (638, 775651), (682, 725609), (899, 550462), (1441, 343418), (1798, 275231), (2101, 235538), (2882, 171709), (3799, 130262), (4061, 121858), (4202, 117769), (5539, 89342), (5921, 83578), (7598, 65131), (8122, 60929), (9889, 50042), (11078, 44671), (11842, 41789), (19778, 25021)]