221679.00000000

素因数分解:

$2^7\times {\mathrm{107}}^1\times {\mathrm{4073}}^1$

素因数の和:4194

約数の個数: 32

約数和(自身を含む): 112197960

約数和(自身を除く): 56414152

約数列:

[1, 2, 4, 8, 16, 32, 64, 107, 128, 214, 428, 856, 1712, 3424, 4073, 6848, 8146, 13696, 16292, 32584, 65168, 130336, 260672, 435811, 521344, 871622, 1743244, 3486488, 6972976, 13945952, 27891904, 55783808]

約数ペア:

[(1, 55783808), (2, 27891904), (4, 13945952), (8, 6972976), (16, 3486488), (32, 1743244), (64, 871622), (107, 521344), (128, 435811), (214, 260672), (428, 130336), (856, 65168), (1712, 32584), (3424, 16292), (4073, 13696), (6848, 8146)]