251010123

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{107}}^1\times {\mathrm{661}}^1$

素因数の和:804

約数の個数: 48

約数和(自身を含む): 418680576

約数和(自身を除く): 167670453

約数列:

[1, 3, 7, 13, 21, 39, 91, 107, 169, 273, 321, 507, 661, 749, 1183, 1391, 1983, 2247, 3549, 4173, 4627, 8593, 9737, 13881, 18083, 25779, 29211, 54249, 60151, 70727, 111709, 126581, 180453, 212181, 335127, 379743, 495089, 781963, 919451, 1485267, 2345889, 2758353, 6436157, 11952863, 19308471, 35858589, 83670041, 251010123]

約数ペア:

[(1, 251010123), (3, 83670041), (7, 35858589), (13, 19308471), (21, 11952863), (39, 6436157), (91, 2758353), (107, 2345889), (169, 1485267), (273, 919451), (321, 781963), (507, 495089), (661, 379743), (749, 335127), (1183, 212181), (1391, 180453), (1983, 126581), (2247, 111709), (3549, 70727), (4173, 60151), (4627, 54249), (8593, 29211), (9737, 25779), (13881, 18083)]