217621584

素因数分解:

$2^4\times 3^2\times {\mathrm{23}}^1\times {\mathrm{65707}}^1$

素因数の和:65744

約数の個数: 60

約数和(自身を含む): 635527776

約数和(自身を除く): 417906192

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 36, 46, 48, 69, 72, 92, 138, 144, 184, 207, 276, 368, 414, 552, 828, 1104, 1656, 3312, 65707, 131414, 197121, 262828, 394242, 525656, 591363, 788484, 1051312, 1182726, 1511261, 1576968, 2365452, 3022522, 3153936, 4533783, 4730904, 6045044, 9067566, 9461808, 12090088, 13601349, 18135132, 24180176, 27202698, 36270264, 54405396, 72540528, 108810792, 217621584]

約数ペア:

[(1, 217621584), (2, 108810792), (3, 72540528), (4, 54405396), (6, 36270264), (8, 27202698), (9, 24180176), (12, 18135132), (16, 13601349), (18, 12090088), (23, 9461808), (24, 9067566), (36, 6045044), (46, 4730904), (48, 4533783), (69, 3153936), (72, 3022522), (92, 2365452), (138, 1576968), (144, 1511261), (184, 1182726), (207, 1051312), (276, 788484), (368, 591363), (414, 525656), (552, 394242), (828, 262828), (1104, 197121), (1656, 131414), (3312, 65707)]