208984914

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{347}}^1\times {\mathrm{587}}^1$

素因数の和:964

約数の個数: 64

約数和(自身を含む): 491097600

約数和(自身を除く): 282112686

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 114, 171, 342, 347, 513, 587, 694, 1026, 1041, 1174, 1761, 2082, 3123, 3522, 5283, 6246, 6593, 9369, 10566, 11153, 13186, 15849, 18738, 19779, 22306, 31698, 33459, 39558, 59337, 66918, 100377, 118674, 178011, 200754, 203689, 301131, 356022, 407378, 602262, 611067, 1222134, 1833201, 3666402, 3870091, 5499603, 7740182, 10999206, 11610273, 23220546, 34830819, 69661638, 104492457, 208984914]

約数ペア:

[(1, 208984914), (2, 104492457), (3, 69661638), (6, 34830819), (9, 23220546), (18, 11610273), (19, 10999206), (27, 7740182), (38, 5499603), (54, 3870091), (57, 3666402), (114, 1833201), (171, 1222134), (342, 611067), (347, 602262), (513, 407378), (587, 356022), (694, 301131), (1026, 203689), (1041, 200754), (1174, 178011), (1761, 118674), (2082, 100377), (3123, 66918), (3522, 59337), (5283, 39558), (6246, 33459), (6593, 31698), (9369, 22306), (10566, 19779), (11153, 18738), (13186, 15849)]