489721694

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{5399}}^1$

素因数の和:5469

約数の個数: 64

約数和(自身を含む): 995328000

約数和(自身を除く): 505606306

約数列:

[1, 2, 7, 11, 14, 19, 22, 31, 38, 62, 77, 133, 154, 209, 217, 266, 341, 418, 434, 589, 682, 1178, 1463, 2387, 2926, 4123, 4774, 5399, 6479, 8246, 10798, 12958, 37793, 45353, 59389, 75586, 90706, 102581, 118778, 167369, 205162, 334738, 415723, 718067, 831446, 1128391, 1171583, 1436134, 1841059, 2256782, 2343166, 3180011, 3682118, 6360022, 7898737, 12887413, 15797474, 22260077, 25774826, 34980121, 44520154, 69960242, 244860847, 489721694]

約数ペア:

[(1, 489721694), (2, 244860847), (7, 69960242), (11, 44520154), (14, 34980121), (19, 25774826), (22, 22260077), (31, 15797474), (38, 12887413), (62, 7898737), (77, 6360022), (133, 3682118), (154, 3180011), (209, 2343166), (217, 2256782), (266, 1841059), (341, 1436134), (418, 1171583), (434, 1128391), (589, 831446), (682, 718067), (1178, 415723), (1463, 334738), (2387, 205162), (2926, 167369), (4123, 118778), (4774, 102581), (5399, 90706), (6479, 75586), (8246, 59389), (10798, 45353), (12958, 37793)]