253243984

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{2657}}^1$

素因数の和:2732

約数の個数: 80

約数和(自身を含む): 601175808

約数和(自身を除く): 347931824

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 37, 46, 56, 74, 92, 112, 148, 161, 184, 259, 296, 322, 368, 518, 592, 644, 851, 1036, 1288, 1702, 2072, 2576, 2657, 3404, 4144, 5314, 5957, 6808, 10628, 11914, 13616, 18599, 21256, 23828, 37198, 42512, 47656, 61111, 74396, 95312, 98309, 122222, 148792, 196618, 244444, 297584, 393236, 427777, 488888, 688163, 786472, 855554, 977776, 1376326, 1572944, 1711108, 2261107, 2752652, 3422216, 4522214, 5505304, 6844432, 9044428, 11010608, 15827749, 18088856, 31655498, 36177712, 63310996, 126621992, 253243984]

約数ペア:

[(1, 253243984), (2, 126621992), (4, 63310996), (7, 36177712), (8, 31655498), (14, 18088856), (16, 15827749), (23, 11010608), (28, 9044428), (37, 6844432), (46, 5505304), (56, 4522214), (74, 3422216), (92, 2752652), (112, 2261107), (148, 1711108), (161, 1572944), (184, 1376326), (259, 977776), (296, 855554), (322, 786472), (368, 688163), (518, 488888), (592, 427777), (644, 393236), (851, 297584), (1036, 244444), (1288, 196618), (1702, 148792), (2072, 122222), (2576, 98309), (2657, 95312), (3404, 74396), (4144, 61111), (5314, 47656), (5957, 42512), (6808, 37198), (10628, 23828), (11914, 21256), (13616, 18599)]