86728856

素因数分解:

$2^3\times {\mathrm{113}}^1\times {\mathrm{197}}^1\times {\mathrm{487}}^1$

素因数の和:803

約数の個数: 32

約数和(自身を含む): 165227040

約数和(自身を除く): 78498184

約数列:

[1, 2, 4, 8, 113, 197, 226, 394, 452, 487, 788, 904, 974, 1576, 1948, 3896, 22261, 44522, 55031, 89044, 95939, 110062, 178088, 191878, 220124, 383756, 440248, 767512, 10841107, 21682214, 43364428, 86728856]

約数ペア:

[(1, 86728856), (2, 43364428), (4, 21682214), (8, 10841107), (113, 767512), (197, 440248), (226, 383756), (394, 220124), (452, 191878), (487, 178088), (788, 110062), (904, 95939), (974, 89044), (1576, 55031), (1948, 44522), (3896, 22261)]