977772656

素因数分解:

$2^4\times 7^2\times {\mathrm{37}}^2\times {\mathrm{911}}^1$

素因数の和:1007

約数の個数: 90

約数和(自身を含む): 2267386128

約数和(自身を除く): 1289613472

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 37, 49, 56, 74, 98, 112, 148, 196, 259, 296, 392, 518, 592, 784, 911, 1036, 1369, 1813, 1822, 2072, 2738, 3626, 3644, 4144, 5476, 6377, 7252, 7288, 9583, 10952, 12754, 14504, 14576, 19166, 21904, 25508, 29008, 33707, 38332, 44639, 51016, 67081, 67414, 76664, 89278, 102032, 134162, 134828, 153328, 178556, 235949, 268324, 269656, 357112, 471898, 536648, 539312, 714224, 943796, 1073296, 1247159, 1651643, 1887592, 2494318, 3303286, 3775184, 4988636, 6606572, 8730113, 9977272, 13213144, 17460226, 19954544, 26426288, 34920452, 61110791, 69840904, 122221582, 139681808, 244443164, 488886328, 977772656]

約数ペア:

[(1, 977772656), (2, 488886328), (4, 244443164), (7, 139681808), (8, 122221582), (14, 69840904), (16, 61110791), (28, 34920452), (37, 26426288), (49, 19954544), (56, 17460226), (74, 13213144), (98, 9977272), (112, 8730113), (148, 6606572), (196, 4988636), (259, 3775184), (296, 3303286), (392, 2494318), (518, 1887592), (592, 1651643), (784, 1247159), (911, 1073296), (1036, 943796), (1369, 714224), (1813, 539312), (1822, 536648), (2072, 471898), (2738, 357112), (3626, 269656), (3644, 268324), (4144, 235949), (5476, 178556), (6377, 153328), (7252, 134828), (7288, 134162), (9583, 102032), (10952, 89278), (12754, 76664), (14504, 67414), (14576, 67081), (19166, 51016), (21904, 44639), (25508, 38332), (29008, 33707)]