217403456

素因数分解:

$2^6\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{599}}^1$

素因数の和:771

約数の個数: 56

約数和(自身を含む): 444398400

約数和(自身を除く): 226994944

約数列:

[1, 2, 4, 8, 16, 32, 53, 64, 106, 107, 212, 214, 424, 428, 599, 848, 856, 1198, 1696, 1712, 2396, 3392, 3424, 4792, 5671, 6848, 9584, 11342, 19168, 22684, 31747, 38336, 45368, 63494, 64093, 90736, 126988, 128186, 181472, 253976, 256372, 362944, 507952, 512744, 1015904, 1025488, 2031808, 2050976, 3396929, 4101952, 6793858, 13587716, 27175432, 54350864, 108701728, 217403456]

約数ペア:

[(1, 217403456), (2, 108701728), (4, 54350864), (8, 27175432), (16, 13587716), (32, 6793858), (53, 4101952), (64, 3396929), (106, 2050976), (107, 2031808), (212, 1025488), (214, 1015904), (424, 512744), (428, 507952), (599, 362944), (848, 256372), (856, 253976), (1198, 181472), (1696, 128186), (1712, 126988), (2396, 90736), (3392, 64093), (3424, 63494), (4792, 45368), (5671, 38336), (6848, 31747), (9584, 22684), (11342, 19168)]