28488464

素因数分解:

$2^4\times {\mathrm{17}}^2\times {\mathrm{61}}^1\times {\mathrm{101}}^1$

素因数の和:204

約数の個数: 60

約数和(自身を含む): 60185508

約数和(自身を除く): 31697044

約数列:

[1, 2, 4, 8, 16, 17, 34, 61, 68, 101, 122, 136, 202, 244, 272, 289, 404, 488, 578, 808, 976, 1037, 1156, 1616, 1717, 2074, 2312, 3434, 4148, 4624, 6161, 6868, 8296, 12322, 13736, 16592, 17629, 24644, 27472, 29189, 35258, 49288, 58378, 70516, 98576, 104737, 116756, 141032, 209474, 233512, 282064, 418948, 467024, 837896, 1675792, 1780529, 3561058, 7122116, 14244232, 28488464]

約数ペア:

[(1, 28488464), (2, 14244232), (4, 7122116), (8, 3561058), (16, 1780529), (17, 1675792), (34, 837896), (61, 467024), (68, 418948), (101, 282064), (122, 233512), (136, 209474), (202, 141032), (244, 116756), (272, 104737), (289, 98576), (404, 70516), (488, 58378), (578, 49288), (808, 35258), (976, 29189), (1037, 27472), (1156, 24644), (1616, 17629), (1717, 16592), (2074, 13736), (2312, 12322), (3434, 8296), (4148, 6868), (4624, 6161)]